Fluoropolymer

6. Fluoropolymer Chapter Outline: 6.1 Polytetrafluoroethylene (PTFE) 6.1 Polytetrafluoroethylene (PTFE)

Exposure medium Abietic Acid

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

up to the boiling point

Acetaldehyde

Acetamide

aq.

aq.

Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

40

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

138

50

15]25

67

Acetate Solvents Acetic Acid

% Retained Resistance note

5

60

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

15]25

9

"

10

23

8

No effect

ASTM D543 test methods

Rulon J; Furon

10

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

10

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

10

15]25

10

"

Fluorosint; Quadrant EPP

9

"

"

9

Excellent

Chemfluor PTFE; Norton

20

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

20

15]25

9

"

"

30

23

8

No effect

ASTM D543 test methods

Rulon J; Furon

30

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

Woishnis and Ebnesajjad. Chemical Resistance of Specialty Thermoplastics. DOI: http://dx.doi.org/10.1016/B978-1-4557-3110-7.00006-3

Exp. medium note

Acetic Acid (cont)

Conc. (%)

Temp. Time PDL (°C) (days) #

Elong.

Tensile strength

Test note

Material note

30

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

75

9

"

"

50

15]25

9

"

"

80

60

9

"

"

80

15]25

9

"

"

95

50

9

"

"

95

75

9

"

"

95

90

9

"

"

95

200

9

"

"

95

15]25

9

"

"

glacial

100

9

Excellent

Chemfluor PTFE; Norton

aq.

50]60

9

"

"

concentrated

23

8

No effect

ASTM D543 test methods

Rulon J; Furon

"

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

up to the boiling point

Acetic Anhydride up to the boiling point

Acetone

% Retained Resistance note

5

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

15]25

9

"

"

10

15]25

9

"

"

50

50

9

"

"

50

15]25

9

"

"

undiluted

60

9

"

"

"

15]25

9

"

"

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

25

365

50

365

9

"

"

70

14

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Polytetrafluoroethylene (PTFE)

Exposure medium

179

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Acetone (cont) up to the boiling point undiluted

Acetonitrile

Acetophenone

15]25

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton Fluorosint; Quadrant EPP

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

15]25

Acetylene

undiluted

15]25

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

gas

9

Excellent

Chemfluor PTFE; Norton

inorganic

9

Recommended

Symalit PTFE; Quadrant EPP

organic

Acrylic Acid

"

"

30

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

50

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

up to the boiling point; polyacrylonitrile in alc.

100

at all pressures

undiluted

liquified

"

general

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Recommended

Symalit PTFE; Quadrant EPP

Polytetrafluoroethylene (PTFE)

9 undiluted

up to the boiling point

Acrylonitrile

Alcohols

Material note

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

undiluted

Air

Test note

9

Acetyl Chloride

Adipic Acid

Tensile strength

50

Acetyl Bromide

Acrylic Anhydride

Elong.

undiluted

up to the boiling point

Acids

% Retained Resistance note

180

Exposure medium

Exp. medium note

Aliphatic Amines

Conc. (%)

Temp. Time PDL (°C) (days) #

Allyl Acetate

Test note

Material note

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Recommended

Symalit PTFE; Quadrant EPP

9

"

"

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

undiluted

Allyl Chloride

15]25

15]25

up to the boiling point 10

Aluminum Chloride aq.

15]25

53 saturated aqueous solution

15]25

up to the boiling point saturated aqueous solution

Aluminum Fluoride

Aluminum Hydroxide

Tensile strength

organic

Allyl Alcohol

Allyl Methacrylate

Elong.

undiluted

Aliphatic Hydrocarbons Alkaline

% Retained Resistance note

aq.

Aluminum Salts

Aluminum Sulfate

15]25

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

2 100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

20

15]25

9

"

"

saturated aqueous solution

50

9

"

"

"

100

9

"

"

5

15]25

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

9

Excellent

Chemfluor PTFE; Norton

"

50

9

"

"

181

aq.

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%) saturated aqueous solution

Aluminum Sulfate (cont)

Temp. Time PDL (°C) (days) # 15]25

Amines Amino Acids Ammonia

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Tensile strength

Test note

Material note Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Recommended

Symalit PTFE; Quadrant EPP

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

20

60

9

"

"

20

60

9

"

"

gas

20

15]25

9

"

"

liquid

20

15]25

9

"

"

"

undiluted

70

9

"

"

"

100

9

"

"

"

200

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

anhydrous liq.

9

Excellent

Chemfluor PTFE; Norton

gas

9

"

"

liquid; up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

liquid

aq.

45 saturated aqueous solution

Ammonium Bicarbonate Ammonium Carbonate aq.

20 50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

10

60

9

"

"

10

15]25

9

"

"

35

100

9

"

"

35

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

Ammonium Chloride

Elong.

liquid

liquid

Ammonium Acetate

9

% Retained Resistance note

182

Exposure medium

Exp. medium note

Conc. (%) saturated aqueous solution

Ammonium Chloride (cont)

Temp. Time PDL (°C) (days) # 15]25

up to the boiling point "

Ammonium Fluoride

Ammonium Hydroxide

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

8

"

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

0.88

50

28

9

0.88

50

28

9

0.88

50

28

9

Satisfactory for use

Satisfactory for use

100

Fluon VG15; ICI; Filler: 15% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

100

"

100

Fluon VG25; ICI; Filler: 25% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

0.88

50

28

9

0.88

50

28

9

0.88

50

28

9

Satisfactory for use

1

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

10

25

365

9

10

25

365

9

10

70

365

9

10

70

365

9

Equilibrium weight change values; no significant change for longer exposure

"

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

23

" Fluorosint; Quadrant EPP

"

ASTM D543 test methods 2

Vigorous attack; significant effect on all physicals

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

9

Excellent

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement " Fluorosint; Quadrant EPP Chemfluor PTFE; Norton "

183

23

30

100

"

15]25

30

Fluon VX1; ICI; Filler: 30% Glass fiber; complex salt; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

Teflon PTFE; DuPont

30

"

"

100

Equilibrium weight change values; no significant change for longer exposure

30

aq.

100

Polytetrafluoroethylene (PTFE)

Exposure medium

Ammonium Hydroxide (cont)

Exp. medium note

Conc. (%)

aq.

5]10

"

5]10

Elong.

Test note

Material note

9

Excellent

" Fluorosint; Quadrant EPP

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

"

15]25

9

"

23

10

Tensile strength

Chemfluor PTFE; Norton

80

"

Ammonium Nitrate

% Retained Resistance note

saturated aqueous solution

concentrated

fertilizer

Temp. Time PDL (°C) (days) #

" ASTM D543 test methods

23

2

Vigorous attack; significant effect on all physicals

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement " Fluorosint; Quadrant EPP

Ammonium Persulfate

aq.

30

9

Excellent

Chemfluor PTFE; Norton

Ammonium Phosphate

fertilizer

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

fertilizer

10

15]25

aq.

30

Ammonium Salts

Ammonium Sulfate

Ammonium Sulfide

Ammonium Thiocyanate Amyl Acetate

Amyl Chloride

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

20

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

"

15]25

9

"

"

undiluted

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

100

"

15]25

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Polytetrafluoroethylene (PTFE)

Amyl Alcohol

184

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Amyl Chloride (cont) Aniline

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Aniline Hydrochloride

9

Excellent

Chemfluor PTFE; Norton

Animal Oils

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

up to the boiling point

up to the boiling point

Antimony Salts 10

Antimony Trichloride

Aqua Regia Argon Aromatic Hydrocarbons

15]25

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

50

9

"

"

saturated aqueous solution

15]25

9

"

"

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Recommended

Symalit PTFE; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

Arsenic Salts

9

"

"

ASTM Oil No. 1

9

"

"

ASTM Oil No. 2

9

"

"

ASTM Oil No. 3

9

"

"

Arsenic Acid

aq.

20

Barium Carbonate

aq.

1

9

"

"

Barium Hydroxide

"

5

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Barium Salts

15]25

9

Excellent

Chemfluor PTFE; Norton

undiluted

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Beer Benzaldehyde

185

saturated aqueous solution

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Benzaldehyde (cont) Benzene

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

undiluted

65

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

"

15]25

9

"

50

28

9

50

28

9

50

28

9

50

28

9

50

28

9

50

28

9

78

4

9

78

4

9

100

0.33

8

100

0.33

8

200

0.33

7

200

0.33

7

Satisfactory for use

Satisfactory for use

Satisfactory for use

" 100

Fluon VG15; ICI; Filler: 15% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

100

"

100

Fluon VG25; ICI; Filler: 25% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

100

"

100

Fluon VX1; ICI; Filler: 30% Glass fiber; complex salt; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

100

" Teflon PTFE; DuPont

Equilibrium weight change values; no significant change for longer exposure

" "

Equilibrium weight change values; no significant change for longer exposure

"

Equilibrium weight change values; no significant change for longer exposure

"

"

"

9

"

"

20

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Benzenesulfonic Acid Benzoic Acid

Excellent

Polytetrafluoroethylene (PTFE)

Chemfluor PTFE; Norton 9

186

Exposure medium

Benzonitrile Benzoyl Chloride

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Test note

Material note

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

"

8

"

"

undiluted

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

undiluted

Benzyl Chloride

Bitumen

50

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

100

9

"

"

"

15]25

9

"

"

commercially available

15]25

9

"

"

aq.

22

9

Excellent

Chemfluor PTFE; Norton

12.5% chlorine

commercially available

38

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

10

15]25

9

"

"

"

Borax

aq.

50

100

9

"

"

50

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

100

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

4

up to the boiling point commercially available

Brake Fluids

Bromine

Tensile strength

8

up to the boiling point

Boric Acid

Elong.

up to the boiling point

Benzyl Alcohol

Bleach Liquor

% Retained Resistance note

anhydrous liq.

60

DIN 53521

Fluorosint; Quadrant EPP

"

125

9

"

"

"

"

150

9

"

"

"

"

15]25

9

"

"

"

2

Not recommended

Polytetrafluoroethylene (PTFE)

Exposure medium

Chemfluor PTFE; Norton

187

Bromine (cont)

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

up to the boiling point

Bromine Water liquid

Bromochloromethane liquid

Butadiene

Butanediol Butene Butyl Acetate

Butylamine

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

undiluted

50

9

"

"

"

15]25

9

"

"

"

60

9

"

"

"

15]25

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

60

9

"

"

"

80

9

"

"

"

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

"

60

9

"

"

"

80

9

"

"

"

15]25

9

"

"

undiluted

15]25

up to the boiling point

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

Butyl Methacrylate

Test note

9

undiluted

Butyl Glycol

Tensile strength

15]25

up to the boiling point

Butyl Alcohol

Elong.

2

undiluted

Butane

% Retained Resistance note

188

Exposure medium

Butylamine (cont)

Exp. medium note

Temp. Time PDL (°C) (days) #

n-butylamine; up to the boiling point 20

Butyric Acid

Butyrolactone

Calcium Carbonate

Conc. (%)

in dilute acids

Calcium Chloride

in alcohol aq.

15]25

aq.

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

"

"

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

90

9

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

25 saturated aqueous solution

15]25

5

15]25

9

"

"

10

60

9

"

"

10

100

9

"

"

10

15]25

9

"

"

20

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

"

100

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

15]25

10

20

55

189

Calcium Nitrate

Material note

75

10

aq.

Test note

15]25

saturated aqueous solution

Calcium Hypochlorite

Tensile strength

"

up to the boiling point

in glycerol

Elong.

undiluted

saturated aqueous solution

Calcium Hydroxide

% Retained Resistance note

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

saturated aqueous solution

Calcium Salts

Calcium Sulfate

Conc. (%)

aq.

Camphor Caprolactam Carbon Bisulfide

Temp. Time PDL (°C) (days) # 15]25

0.2

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

"

"

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

120

9

"

"

"

60

9

"

"

"

15]25

"

"

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

dry

9

Excellent

Chemfluor PTFE; Norton

wet

9

"

"

9

"

"

undiluted

Carbonic Acid

15]25

undiluted

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

"

15]25

9

"

"

25

365

8

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

50

365

5

"

"

70

14

5

"

"

100

0.33

4

"

"

200

0.33

3

"

"

9

Excellent

Chemfluor PTFE; Norton

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

up to the boiling point commercially available

15]25

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

Polytetrafluoroethylene (PTFE)

Cellosolve

Test note

9

Carbon Tetrachloride

Castor Oil

Tensile strength

50

Carbon Monoxide

Casein

Elong.

9

Carbon Dioxide

Carbonil Sulfide

% Retained Resistance note

190

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Cellosolve Acetate undiluted

Cellulose Acetate Cetane

15]25

up to the boiling point

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

15]25

9

"

"

9

Recommended

Symalit PTFE; Quadrant EPP

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

dry gas

9

Excellent

Chemfluor PTFE; Norton

wet gas

9

"

"

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

liquid

dry

aq.

Chlorobenzene

undiluted

15]25

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

75

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

50

9

"

"

20

75

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

R-142B

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

R-22

"

15]25

9

"

"

"

100

9

"

"

"

15]25

9

"

"

"

50

9

"

"

"

15]25

9

"

"

"

50

9

"

"

191

" " mono

Chloroform

Excellent

10

Chloroacetic Acid

Chlorofluocarbons

9

Fluorosint; Quadrant EPP

Chlorine Water

Chloroethanol

Material note

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

wet

Chlorodifluoromethane

Test note

9

Chlorinated Hydrocarbons

Chlorodifluoroethane

Tensile strength

15]25

Chloramines

Chlorine Gas

Elong.

undiluted

Chloral Hydrate

Chlorine

% Retained Resistance note

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%) undiluted

Chloroform (cont)

Temp. Time PDL (°C) (days) # 15]25

up to the boiling point

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Chloromethyl Ether

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Chlorosulfonic Acid

10

15]25

9

"

"

50

100

9

"

"

undiluted

50

9

"

"

"

15]25

9

"

"

up to the boiling point

Chromic Acid

Citric Acid

Chemfluor PTFE; Norton Teflon PTFE; DuPont

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

20

15]25

9

"

"

40

60

9

"

"

40

80

9

"

"

50

15]25

9

"

"

50

9

Excellent

Chemfluor PTFE; Norton

aq.

50

9

"

"

10]20

9

"

"

aq.

10]20

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

"

15]25

9

"

"

10

50

9

"

"

10

15]25

9

"

"

20

80

9

"

"

50

100

9

"

"

50

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

Chromyl Chloride

Excellent Compatible; showed no visible attack up to the boiling point

1

up to the boiling point

Chromic Anhydride

9 8

192

Exposure medium

Citric Acid (cont)

Exp. medium note

Conc. (%)

aq.

10]20 20

Cobalt Salts

Temp. Time PDL (°C) (days) #

15]25

Coconut Oil commercially available

Cooling Fluids Copper (II) Salt Copper Chloride aq.

Copper Fluoride Copper Nitrate

aq.

Copper Sulfate

aq.

120

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

DIN 53521

Fluorosint; Quadrant EPP

10

15]25

9

"

"

50

15]25

9

"

"

5

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

"

15]25

9

"

"

40

70

9

Excellent

Chemfluor PTFE; Norton

1

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

1

15]25

9

"

"

10

60

9

"

"

10

15]25

13

9

"

"

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Corn Syrup

9

Excellent

Chemfluor PTFE; Norton

Cottonseed Oil

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Cresol

90

80

90

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Crude Oils

commercially available

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Cyanic Acid

undiluted

15]25

9

"

"

Cyclohexane

75

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

193

" "

Polytetrafluoroethylene (PTFE)

Exposure medium

Cyclohexane (cont) Cyclohexanol

Exp. medium note

Temp. Time PDL (°C) (days) #

up to the boiling point

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

"

15]25

9

"

"

"

50

9

"

"

"

75

9

"

"

"

15]25

9

"

"

undiluted

15]25

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

solution

"

80

9

"

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

"

8

"

Teflon PTFE; DuPont

Developing Solutions Dextrin

commercially available

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

1,2-Dibromoethane up to the boiling point

Dibutyl Ether

Dibutyl Phthalate

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

60

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

"

8

"

Teflon PTFE; DuPont

"

8

"

"

50

75

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

Dichloroacetic Acid

Elong.

undiluted

Decahydronaphthalene

Dibutyl Sebacate

% Retained Resistance note

and esters

Cyclohexanone

Detergents

Conc. (%)

194

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

Dichloroacetic Acid (cont)

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Dichloroacetic Acid Methyl Ester

"

15]25

9

"

"

Dichlorobenzene

Dichlorodifluoromethane

R-12

"

100

9

"

"

"

15]25

9

"

"

undiluted

50

Dichlorofluoromethane

R-21

Diesel Fuels

Diethyl Carbonate

Fluorosint; Quadrant EPP

100

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

100

"

15]25

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

commercially available

85

9

"

DIN 51601

"

"

100

9

"

"

"

"

15]25

9

"

"

"

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Diethyl Ether

undiluted

Diethyl Ketone Diethylamine

Diethylene Dioxide

Diethylene Glycol up to the boiling point

15]25

"

125

9

"

"

"

15]25

9

"

"

undiluted

60

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

195

Diisobutyl Adipate

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

"

undiluted

Dichloroethylene

Excellent

9

"

1,2-Dichloroethane Dichloroethane

9

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Diisobutyl Ketone Dimethyl Ether

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE

up to the boiling point

Dimethyl Sulfoxide

9

"

Chemfluor PTFE; Norton

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Dimethylamine

"

15]25

9

"

"

Dimethylformamide

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Dimethylacetamide

Dimethylhydrazine

unsymmetrical; up to the boiling point undiluted

Dioctyl Phthalate

15]25

1,4-Dioxane up to the boiling point

Diphenyl Ether

Dipropylene Glycol

undiluted

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

100

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

d-Limonene Epichlorohydrin

undiluted

50

9

"

15]25

"

"

9

Excellent

Chemfluor PTFE; Norton

Esters

9

Recommended

Symalit PTFE; Quadrant EPP

Ethane Ethereal Oils Ethers

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

undiluted

60

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Polytetrafluoroethylene (PTFE)

9

Essential Oils

196

Exposure medium

Exp. medium note

Ethyl Acetate

Conc. (%)

Temp. Time PDL (°C) (days) #

Elong.

Tensile strength

Test note

Material note

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

25

365

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

50

365

8

"

"

70

14

up to the boiling point

Ethyl Alcohol

% Retained Resistance note

8

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

40

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

40

15]25

9

"

"

95

25

365

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

95

50

365

9

"

"

95

70

14

9

"

"

95

100

0.33

9

"

"

95

200

0.33

9

"

"

96

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

96

96

9

"

"

96

15]25

9

"

"

28

9

Satisfactory for use

100

Fluon VG15; ICI; Filler: 15% Glass fiber

50

28

9

"

100

Fluon VG15; ICI; Filler: 15% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

50

28

9

"

100

Fluon VG25; ICI; Filler: 25% Glass fiber

50

28

9

"

100

Fluon VG25; ICI; Filler: 25% Glass fiber; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

50

28

9

"

100

Fluon VX1; ICI; Filler: 30% Glass fiber; complex salt

197

50

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) # 50

Ethyl Alcohol (cont)

up to the boiling point

Ethyl Benzoate Ethyl Chloride

Ethyl Hexoate

Ethylene Carbonate

Fatty Acids

Ferric Chloride

aq.

Material note Fluon VX1; ICI; Filler: 30% Glass fiber; complex salt; Specimen: 50.8 mm (2 in) square by 0.38 mm (0.015 in) thick tape

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

50

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

138

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

60

9

"

"

"

100

9

"

"

"

200

9

"

"

"

15]25

9

"

"

undiluted

80

"

15]25

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

75

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

5

15]25

9

"

"

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

43

Polytetrafluoroethylene (PTFE)

Ethylenediamine

100

Test note

9

up to the boiling point

Ethylene Oxide

Satisfactory for use

Tensile strength

60

Ethylene Chlorohydrin Ethylene Glycol

9

Elong.

undiluted

up to the boiling point

Ethylene

28

% Retained Resistance note

198

Exposure medium

Ferric Chloride (cont) Ferric Nitrate Ferric Phosphate

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

up to the boiling point aq.

60

up to the boiling point

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

aq.

5

9

Excellent

Chemfluor PTFE; Norton

Ferrous Chloride

"

40

9

"

"

Ferrous Sulfate

"

5

9

"

"

Fluoboric Acid

"

48

9

"

"

2

Partially resistance; in course of time, there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

gas

8

Good

Chemfluor PTFE; Norton

Fluoronaphthalene

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Fluoronitrobenzene

"

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Ferric Sulfate

undiluted

Fluorine

Formaldehyde

aqueous

15]25

30

100 15]25

"

30

aq.

37

gas

undiluted

15]25

up to the boiling point

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Formamide

"

15]25

9

"

"

Formic Acid

2

100

9

"

"

Formalin

37% formaldehyde

aq.

15]25

9

"

"

80

9

"

"

5

15]25

9

"

"

10

50

9

"

"

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

90

60

9

"

"

9

Excellent

Chemfluor PTFE; Norton

25

98

199

aq.

2 5

Polytetrafluoroethylene (PTFE)

Exposure medium

Formic Acid (cont)

Exp. medium note

Conc. (%)

aq.

40]50

Temp. Time PDL (°C) (days) #

Tensile strength

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

"

Chemfluor PTFE

Freon 11 Freon 12 Freon 22 commercially available

commercially available

Fuel Oils

Elong.

undiluted

up to the boiling point

Fruit Juices

% Retained Resistance note

15]25

15]25

9

"

Chemfluor PTFE; Norton

9

"

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

9

Excellent

DIN 51603; test mixture A20-NPII

Fluorosint; Quadrant EPP

Chemfluor PTFE; Norton

2-Furaldehyde

9

"

"

Furan

9

Recommended

Symalit PTFE; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

up to the boiling point

Furfural

Gamma Radiation

75

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

90

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50 megarads, Cobalt 60

1

Data from Ausimont Halar literature

2-3 megarads in air

2

25]60

Fluon; ICI

4 megarads in air

1

2

"

irradiation in a vacuum; 0.7 ev/g x E-20

4

73

"

in acetone

17

,1.6

30

Polytetrafluoroethylene (PTFE)

Gallic Acid

undiluted

"

Furfuryl Alcohol

200

Exposure medium

Gamma Radiation (cont)

Gasoline

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Elong.

Tensile strength

Test note

Material note

irradiation in a vacuum; 32.0 ev/g x E-20

1

43

Fluon; ICI

irradiation in a vacuum; 4.1 ev/g x E-20

2

51

"

irradiation in air; 2.4 ev/g x E-20

1

2

"

irradiation in air; 4.1 ev/g x E-20

0

0

"

auto

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Gelatins Glucose

% Retained Resistance note

aq.

50 undiluted

Glycerin

Glycolic Acid aq.

15]25

"

60

9

"

"

"

100

9

"

"

"

15]25

9

"

"

30

15]25

70

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Helium

"

15]25

9

"

"

Heptane

"

100

9

"

"

"

15]25

9

"

"

"

80

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Hexachlorobenzene Hexachloroethane

up to the boiling point undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Hexafluoroisopropyl Alcohol

"

15]25

9

"

"

Hexane

"

60

9

"

"

"

15]25

9

"

"

201

Hexafluoroacetone Sesquihydrate

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Hexane (cont)

up to the boiling point

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

Hexyl Alcohol

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Humic Acids

"

15]25

9

"

"

commercially available

80

9

"

"

"

100

9

"

"

"

15]25

Hydraulic Oils

phosphate ester undiluted

Hydrazine

15]25

up to the boiling point

Hydriodic Acid

Hydrobromic Acid

aq. "

"

"

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

60

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

10

15]25

9

"

48

23

8

No effect

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

100 20]50 15]25

Hydrocarbon Oil

" ASTM D543 test methods

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

1

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

1

15]25

9

"

"

2

100

9

"

"

2

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

undiluted

Hydrochloric Acid

9 9

202

Exposure medium

Exp. medium note

Hydrochloric Acid (cont)

aq.

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

10

23

8

No effect

ASTM D543 test methods

Rulon J; Furon

10

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

10

25

365

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

10

50

365

9

"

"

10

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

70

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

10

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

365

10 20

100

20

100

20

200

20

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

40

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

40

15]25

9

"

"

undiluted

15]25

9

"

"

concentrated solution

23

8

No effect

ASTM D543 test methods

Rulon J; Furon

"

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

aq.

up to the boiling point

Hydrocyanic Acid

Conc. (%)

37

0.33

0.33

Polytetrafluoroethylene (PTFE)

Exposure medium

203

Exp. medium note

Conc. (%) 5

Hydrofluoric Acid

aq. "

15]25

10 25 60

aq.

Temp. Time PDL (°C) (days) #

23

40]48 undiluted

15]25

up to the boiling point

Hydrofluorosilicic Acid

aq.

Tensile strength

Test note

Material note

2

Partially resistance; in course of time; there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

"

7

Dielectric strength weakened; no other effect

"

9

Excellent

Chemfluor PTFE; Norton

2

Not resistant; after a short time; the material is seriously affected (considerable reduction of the mechanical strength and change in weight); using the material under these conditions is not recommended

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

ASTM D543 test methods

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

9

Excellent

Chemfluor PTFE; Norton

15]25

2

Partially resistance; in course of time, there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

"

9

Excellent

Chemfluor PTFE; Norton

"

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

"

15]25

9

"

"

1

15]25

9

"

"

gas

Hydrogen Chloride

Elong.

30

Hydrogen

25

% Retained Resistance note

Hydrogen Peroxide aq.

3

9

Excellent

Chemfluor PTFE; Norton

"

10

9

"

"

30

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

75

9

"

"

30

15]25

50 aq.

9

"

"

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

90 undiluted

Polytetrafluoroethylene (PTFE)

aq.

204

Exposure medium

Hydrogen Peroxide (cont) Hydrogen Sulfide

Exp. medium note

Inert Gases Iodine

Temp. Time PDL (°C) (days) #

up to the boiling point

Iron (III) Chloride

Iron Dichloride

Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

gas

undiluted

200

9

"

"

"

"

15]25

9

"

"

5

15]25

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

aq.

7

9

Excellent

Chemfluor PTFE; Norton

"

25

9

"

"

argon; helium; neon. . .

undiluted

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

tincture

15]25

10

15]25

9

"

"

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50 ppm, aq.

Iodoform

% Retained Resistance note

aqueous

Hydroquinone

Hypochlorous Acid

Conc. (%)

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

5

15]25

9

"

"

10

15]25

9

"

"

50

100

9

"

"

saturated aqueous solution

15]25

9

"

"

5

15]25

9

"

"

10

15]25

9

"

"

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

Isobutyl Acetate

undiluted

15]25

9

"

"

Isobutyl Alcohol

"

15]25

9

"

"

undiluted

125

Isooctane

Isopropyl Acetate

undiluted

15]25

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

205

9

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Isopropyl Acetate (cont) Isopropyl Alcohol

Isopropyl Ether

Javelle Water

Jet Aircraft Fuels

Ketones

aliphatic

aq.

Lanolin Lard

animal fat

Test note

Material note

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9 9

Excellent

Chemfluor PTFE; Norton

commercially available

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

commercially available

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

85

9

"

"

"

15]25

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Recommended

Symalit PTFE; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

10

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

60

150

85

9

"

"

9

Excellent

Chemfluor PTFE; Norton

90

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

90

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

3]10

Polytetrafluoroethylene (PTFE)

aq.

Tensile strength

60

Lacquer Solvent Lactic Acid

Elong.

undiluted

JP 8

Kerosene

% Retained Resistance note

206

Exposure medium

Lead

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

up to the boiling point 10

Lead Acetate aq.

15]25

35

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

100

9

"

15]25

9

"

"

Lead Salts

9

Excellent

Chemfluor PTFE; Norton

Lemon Oil

9

"

"

Linoleic Acid Linseed Oil

Lithium Salts Lubricating Greases

Lubricating Oils aq.

aq.

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

110

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

1 15]25

35 100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

10 in dilute acids

10 saturated aqueous solution

Magnesium Nitrate

aq.

50

207

50

up to the boiling point

Magnesium Hydroxide

" Fluorosint; Quadrant EPP

10

10

Magnesium Chloride

" Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

15]25

petroleum

Magnesium Carbonate

9 9

commercially available

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Magnesium Salts

Magnesium Sulfate

aq.

Maleic Acid

aq.

Malic Acid

aq.

Malonic Acid Manganese Salts

Conc. (%)

Temp. Time PDL (°C) (days) #

Mercuric Chloride aq.

aq.

Tensile strength

Test note

Material note

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

25 10

15]25

25

15]25

30

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

10

15]25

36

undiluted

15]25

5

15]25

6

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

"

"

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Mercuric Nitrate

saturated aqueous solution

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Mercury

undiluted

100

9

"

"

"

125

9

"

"

"

15]25

up to the boiling point

Mercury Salts

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

Polytetrafluoroethylene (PTFE)

Mercuric Cyanide

Elong.

10

m-Cresol Menthol

% Retained Resistance note

208

Exposure medium

Methacrylic Acid

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

up to the boiling point

Methane

Methyl Acetate Methyl Alcohol

Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

200

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

gas

Methoxybutyl Alcohol

% Retained Resistance note

undiluted

15]25

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

undiluted

50

9

"

"

"

65

9

"

"

"

15]25

9

"

Polytetrafluoroethylene (PTFE)

Exposure medium

" Chemfluor PTFE; Norton

9

Excellent

Teflon PTFE; DuPont

up to the boiling point " undiluted

Methyl Bromide

Methyl Chloride

Methyl Ethyl Ketone

15]25

8

Compatible; showed no visible attack up to the boiling point

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

Excellent

Chemfluor PTFE; Norton

20

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

2

Partially resistance; in course of time; there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

"

up to the boiling point undiluted

15]25

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

209

Methyl Glycol

"

Exp. medium note

Conc. (%) undiluted

Methyl Isobutyl Ketone

Temp. Time PDL (°C) (days) # 15]25

Methyl Methacrylate up to the boiling point

% Retained Resistance note Elong.

Tensile strength

210

Exposure medium

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Methylamine

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Methylaniline

"

15]25

9

"

"

Methylene Chloride

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Methylpyrrolidone

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Milk

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Mineral Spirits

9

"

"

Molasses

9

"

"

Monoethanolamine

9

"

"

MIL-T-18404/4.4.8 Mineral Oils

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Motor Oils

commercially available

80

9

"

"

"

130

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE

HD

N,N-Dimethylformamide up to the boiling point

Naphtha

commercially available

15]25

Polytetrafluoroethylene (PTFE)

Morpholine

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

Naphtha (cont) Naphthalene

Naphthoic Acids Naphthols

Neon

Excellent

Chemfluor PTFE; Norton

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

undiluted

15]25

40

Nickel Nitrate

"

75

Nitric Acid

9

Fluorosint; Quadrant EPP

aq.

aq.

Material note

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Nickel Chloride

Nickel Sulfate

Test note

9

n-Heptane

Nickel Salts

Tensile strength

100

up to the boiling point

Natural Gas

Elong.

undiluted

up to the boiling point

Naphthalenesulfonic Acid

% Retained Resistance note

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

"

"

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

25 1

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

2

15]25

9

"

"

5

90

9

"

"

5

15]25

9

"

"

10

23

3

Strongly attacks; leaches polyimide; low dielectrical; tensile strength and elongation OK

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

10

23

3

"

ASTM D543 test methods

Polytetrafluoroethylene (PTFE)

Exposure medium

"

211

Exp. medium note

Nitric Acid (cont)

aq.

aq.

aq.

Conc. (%)

Temp. Time PDL (°C) (days) #

10

25

10

60

10

70

10

80

10

15]25

10

365

Elong.

Tensile strength

Test note

Material note

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

"

"

9

Excellent

Chemfluor PTFE; Norton

20

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

40

23

3

Strongly attacks; leaches polyimide; low dielectrical; tensile strength and elongation OK

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

40

23

3

"

50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

80

50

9

"

"

35

ASTM D543 test methods

"

80

75

9

"

"

80

15]25

9

"

"

50

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton Rulon J; Furon; Specimen: TFE with proprietary reinforcement

68]71

concentrated

23

3

Strongly attacks; leaches polyimide; low dielectrical; tensile strength and elongation OK

"

23

3

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

Nitric Oxide up to the boiling point

15]25

ASTM D543 test methods

"

Polytetrafluoroethylene (PTFE)

98 98

up to the boiling point

2-Nitro-2Methylpropanol

365

% Retained Resistance note

212

Exposure medium

Exp. medium note

Nitrobenzene

2-Nitrobutanol

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

undiluted

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

200

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

"

8

"

"

Nitrogen under high pressure

Nitrogen Oxide Nitrogen Tetraoxide

Conc. (%)

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

up to the boiling point

Nitromethane up to the boiling point undiluted

100

9

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Nitrous Oxide

9

"

"

o-Cresol

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Nitrotoluene

Nitrous Acid

Octadecyl Alcohol

aq.

10

n-octadecyl alcohol; up to the boiling point

Octane

undiluted

125

"

15]25

9

"

"

Octene

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

o-Dichlorobenzene Oleic Acid

Oleum

aq.

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

"

"

25

Polytetrafluoroethylene (PTFE)

Exposure medium

213

Exp. medium note

Oleum (cont) Oxalic Acid aq.

Oxygen under pressure

Ozone

Palmitic Acid

diluted in air (20 ppm)

Conc. (%)

Temp. Time PDL (°C) (days) #

Tensile strength

Test note

Material note

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

12 20

15]25

50

100

9

"

"

undiluted

60

9

"

"

"

100

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

0

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

in ether

100 15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

70

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

15]25

p-Cresol up to the boiling point 10

Perchloric Acid aq.

up to the boiling point

67

Polytetrafluoroethylene (PTFE)

undiluted

commercially available

Paraffin Oil

Perfluoroxylene

Elong.

300 pphm

Paraffin

Pentachlorobenzamide

% Retained Resistance note

214

Exposure medium

Petrol

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

super

commercially available

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

DIN 53521

Fluorosint; Quadrant EPP

normal

"

85

9

"

"

"

super

"

85

9

"

"

"

unleaded

"

15]25

9

"

"

Petroleum Ether

"

80

9

"

"

"

15]25

9

"

"

Phenol

5

15]25

9

"

"

75

15]25

9

"

"

90

15]25

91 aq.

aq.

" Chemfluor PTFE; Norton

91

9

"

"

9

"

"

5]10

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

38

"

60

9

"

"

"

75

9

"

"

"

100

9

"

"

9

Recommended

Symalit PTFE; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

up to the boiling point

aq.

" Excellent

5]10

undiluted

Phosphoric Acid

9 9

1

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

3

80

9

"

"

3

15]25

9

"

"

10

23

8

No effect

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

25

60

9

"

"

25

15]25

9

"

"

9

Excellent

23

8

No effect

25 30

ASTM D543 test methods

Polytetrafluoroethylene (PTFE)

Exposure medium

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

Chemfluor PTFE; Norton Rulon J; Furon; Specimen: TFE with proprietary reinforcement

215

ASTM D543 test methods

Exp. medium note

Phosphoric Acid (cont)

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

50

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

200

9

"

"

50

15]25

9

"

"

85

60

9

"

"

85

100

9

"

"

85

15]25

9

"

"

aq.

85

9

Excellent

Chemfluor PTFE; Norton

"

0]10

9

"

"

8

No effect

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

"

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Phosphorus Trichloride Acid

9

Excellent

Chemfluor PTFE; Norton

Photographic Solutions

9

"

"

concentrated

Phosphorus Pentachloride

undiluted

Phosphorus Trichloride

Phthalic Acid

23

in alc.

15]25

9 saturated aqueous solution

15]25

up to the boiling point

Phthalic Anhydride Picric Acid

in alc. aq.

9 1

Pinene Piperidine Plasticizers Plating Solutions

100

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

undiluted

15]25

9

"

"

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

"

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

commercially available

15]25

Polytetrafluoroethylene (PTFE)

50

ASTM D543 test methods

216

Exposure medium

Exp. medium note

Conc. (%) saturated aqueous solution

Potassium Acetate

Temp. Time PDL (°C) (days) # 15]25

up to the boiling point

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Potassium Bromate

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Potassium Bromide

10

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

50

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Potassium Carbonate aq.

Potassium Chlorate Potassium Chloride

Potassium Cyanide

aq.

Potassium Dichromate aq.

55

10

80

9

"

"

10

15]25

9

"

"

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

33 saturated aqueous solution

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5 10

Potassium Hydroxide

15]25

30

80

9

"

"

40

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

60

9

"

"

1

15]25

9

"

"

10

50

5

Attacked; low density; tensile and elongation retained

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

217

1

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Potassium Hydroxide (cont)

aq.

Conc. (%)

Temp. Time PDL (°C) (days) #

Potassium Nitrate

Potassium Perchlorate

Potassium Permanganate aq.

Tensile strength

Test note

Material note

ASTM D543 test methods

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

ASTM D543 test methods

"

50

5

Attacked; low density; tensile and elongation retained

10

100

7

Vigorous attack; significant effects on all properties

10

100

7

"

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

30

23

7

Slight effects on density and dielectrics

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

30

23

7

"

30

100

5

Mild effects; some loss of elongation and dielectrical; slight drop in density

30

100

5

"

50

15]25

2

Partially resistant; in course of time, there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

60

23

8

No effect

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

60

23

8

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

0]10

56 10

15]25

"

ASTM D543 test methods

"

" ASTM D543 test methods

ASTM D543 test methods

"

"

50

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

1

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

6

Polytetrafluoroethylene (PTFE)

aq.

Elong.

10

up to the boiling point

Potassium Iodide

% Retained Resistance note

218

Exposure medium

Exp. medium note

Potassium Permanganate (cont)

Conc. (%)

Temp. Time PDL (°C) (days) #

Propane

Propyl Acetate Propyl Alcohol Propylene Propylene Glycol

Fluorosint; Quadrant EPP

10

15]25

9

"

"

30

80

9

"

"

saturated aqueous solution

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

15]25

5

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

50

15]25

9

"

"

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

5

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

50

15]25

9

"

"

undiluted

15]25

9

"

"

"

100

9

"

"

"

15]25

9

"

"

"

15]25

9

"

"

"

120

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

"

"

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

219

9 undiluted

1,2-Propylene Oxide Pyridine

Material note

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

gas

Propionic Acid

Test note

9

Potassium Salts

Potassium Sulfide

Tensile strength

60

saturated aqueous solution

Potassium Sulfate

Elong.

10

up to the boiling point

Potassium Persulfate

% Retained Resistance note

Polytetrafluoroethylene (PTFE)

Exposure medium

Pyridine (cont)

Exp. medium note

Salicylic Acid

Temp. Time PDL (°C) (days) #

up to the boiling point

Pyrogallic Acid

Resorcinol

Conc. (%)

in ethanol

aq.

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

50

15]25

9

"

"

undiluted

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

1 saturated aqueous solution

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Recommended

Symalit PTFE; Quadrant EPP

Salts Silicic Acid

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Silicone Oil

commercially available

80

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Silver Nitrate

aq.

50

100

50

15]25

55 saturated aqueous solution

15]25

Skydrol 500A Soaps

soln.

"

"

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

"

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

molten

Sodium Acetate

aq.

undiluted

8

"

Teflon PTFE; DuPont

2

Partially resistance; in course of time; there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

"

45

100

9

"

"

45

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

55

Polytetrafluoroethylene (PTFE)

" up to the boiling point "

Sodium

9 9

220

Exposure medium

Exp. medium note

Sodium Acetate (cont)

Sodium Benzoate Sodium Bicarbonate

Temp. Time PDL (°C) (days) #

Tensile strength

Test note

Material note

60

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

"

7

9

"

"

aq.

10

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

80

9

"

"

10

15]25

9

"

"

saturated aqueous solution

100

9

"

"

"

15]25

9

"

"

5

15]25

9

"

"

10

15]25

9

"

"

50

100

9

"

"

50

15]25

9

"

"

10

15]25

9

"

"

6

up to the boiling point aq. "

7 7 10

Sodium Chlorate aq.

15]25

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

20

80

9

"

"

20

15]25

9

"

"

saturated aqueous solution

15]25

9

"

"

5

15]25

9

"

"

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

80

9

"

"

45

221

Sodium Chloride

Elong.

22

Sodium Bisulfite

Sodium Carbonate

% Retained Resistance note

aq.

Sodium Bisulfate

Sodium Borate

Conc. (%)

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

10

Sodium Chloride (cont) aq.

Sodium Cyanide aq.

Sodium Dichromate Sodium Fluoride Sodium Hydroxide

Conc. (%)

aq.

Temp. Time PDL (°C) (days) # 15]25

20

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

saturated aqueous solution

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

100

9

"

"

"

15]25

9

"

"

10

15]25

30

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

10

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

3 60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

1

15]25

9

"

"

5

80

9

"

"

5

150

9

"

"

10

25

365

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

10

70

365

9

"

"

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

23

100

2

Extremely strong attack; significant effect on all physicals

ASTM D543 test methods

Rulon J; Furon

23

100

2

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

30

100

4

Strongly attacked; 30% retention of dielectrics

80

80

"

Rulon J; Furon

30

100

4

"

80

80

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

50

100

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

50

15]25

2

Partially resistant; in course of time, there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

Fluorosint; Quadrant EPP

0.33

Polytetrafluoroethylene (PTFE)

1

222

Exposure medium

Exp. medium note

Sodium Hydroxide (cont)

Conc. (%)

Temp. Time PDL (°C) (days) #

Material note

No effect

ASTM D543 test methods

Rulon J; Furon

60

23

8

"

"

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

aq.

10]15

9

Excellent

Chemfluor PTFE; Norton

"

30]40

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

15]25

12.5% act. chlorine

5

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

5

15]25

9

"

"

aq.

5.5

9

Excellent

Chemfluor PTFE; Norton

12.5% act. chlorine

10

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

10

15]25

9

"

"

aq.

12.2

9

Excellent

Chemfluor PTFE; Norton

12.5% act. chlorine

30

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

saturated aqueous solution

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

60

Sodium Lactate aq.

Sodium Nitrite

Sodium Phosphate

Test note

8

up to the boiling point

Sodium Peroxide

Tensile strength

23

up to the boiling point

Sodium Nitrate

Elong.

60

undiluted

Sodium Hypochlorite

% Retained Resistance note

15]25

3.5 10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

100

9

"

"

50

15]25

9

"

"

10

15]25

9

"

"

50

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

up to the boiling point 15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

223

10

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Sodium Salts

Sodium Silicate

Sodium Sulfate

aq.

Sodium Sulfide aq.

Sodium Sulfite Sodium Thiosulfate

Solvents

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

10

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

50

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

5

15]25

9

"

"

10

15]25

3.6

13

9

"

"

9

Excellent

Chemfluor PTFE; Norton

90

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

15]25

9

"

"

10

15]25

9

"

"

10

15]25

9

"

"

25

15]25

9

"

"

100

9

"

"

50

15]25

9

"

"

aliphatic; up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

aromatic; up to the boiling point

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

commercially available aq.

50

"

45

up to the boiling point

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Polytetrafluoroethylene (PTFE)

Stannous Chloride

Temp. Time PDL (°C) (days) #

50

Spirits Stannic Chloride

Conc. (%)

224

Exposure medium

Exp. medium note

Steam

Steam Sterilisation

Stearic Acid

in alc.

Styrene

Conc. (%)

Temp. Time PDL (°C) (days) #

Test note

Material note

2

Partially resistant; in course of time, there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

"

134

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

9

Excellent

Chemfluor PTFE; Norton

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

5

15]25

up to the boiling point

Sulfur Chloride

Sulfur Dioxide

Tensile strength

.100

undiluted

undiluted

Sulfur Dichloride

Elong.

undiluted

monomer

Sulfur

% Retained Resistance note

15]25

Fluorosint; Quadrant EPP

50 cycles; DIN 58946

"

dry

"

15]25

9

"

"

wet

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

dry gas wet gas

Sulfur Hexafluoride Sulfur Trioxide

9

"

"

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

8

Good

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

wet

Sulfuric Acid

aq.

1

15]25

2

15]25

9

"

"

3

80

9

"

"

5

15]25

9

"

"

10

60

9

"

"

10

80

9

"

"

100

9

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10 20

15]25

225

10 10

Polytetrafluoroethylene (PTFE)

Exposure medium

Exp. medium note

Sulfuric Acid (cont)

aq.

aq.

Conc. (%)

Temp. Time PDL (°C) (days) #

30

25

30

60

30

70

30

80

30

100

30

200

30

15]25

30

Tannic Acid

aq.

Tensile strength

Test note

Material note

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

0.33

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

0.33

9

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

365

365

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

40

15]25

9

"

"

50

100

9

"

"

50

200

9

"

"

50

15]25

9

"

"

60

15]25

9

"

"

80

15]25

9

"

"

96

60

9

"

"

96

75

9

"

"

96

100

9

"

"

96

15]25

95]98

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

saturated aqueous solution

15]25

9

"

"

undiluted

15]25

75 undiluted

100

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Polytetrafluoroethylene (PTFE)

Sulfuryl Chloride

Elong.

40

up to the boiling point

Sulfurous Acid

% Retained Resistance note

226

Exposure medium

Exp. medium note

Tannic Acid (cont) Tar Tartaric Acid

aq.

Tetrabromoethane

Conc. (%)

Temp. Time PDL (°C) (days) #

Tetrachloroethene

Tetrahydrofuran

Tensile strength

Test note

Material note

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

5

15]25

9

"

"

10

23

8

No effect

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

30

23

8

No effect

50

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

56 60

23

8

No effect

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

ASTM D543 test methods

Rulon J; Furon; Specimen: TFE with proprietary reinforcement Fluorosint; Quadrant EPP

ASTM D543 test methods

ASTM D543 test methods

Rulon J; Furon; Specimen: TFE with proprietary reinforcement

Rulon J; Furon; Specimen: TFE with proprietary reinforcement Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

2

Partially resistance; in course of time; there is a distinct deterioration in mechanical properties and a change in weight; in many cases a short exposure may be considered allowable

"

up to the boiling point

Tetrafluoropropanol

Elong.

undiluted

up to the boiling point

Tetrachloroethane

% Retained Resistance note

undiluted

15]25

Polytetrafluoroethylene (PTFE)

Exposure medium

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

60

9

"

"

"

100

9

"

"

227

Exp. medium note

Conc. (%) undiluted

Tetrahydrofuran (cont)

Tetrahydronaphthalene

Thionyl Chloride

Temp. Time PDL (°C) (days) # 15]25

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

undiluted

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

Tin Salts

9

Excellent

Chemfluor PTFE; Norton

Titanium Salts

9

"

"

Thiophene

Toluene

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

65

9

"

"

"

80

9

"

"

"

100

9

"

"

"

15]25

9

"

"

9

Equilibrium weight change values; no significant change for longer exposure

Teflon PTFE; DuPont

commercially available

Transformer Oils

25

365

50

365

8

"

"

70

14

8

"

"

9

Excellent

Chemfluor PTFE; Norton

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

"

Trichloroacetic Acid

50

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

aq.

90 undiluted

80

"

15]25

up to the boiling point

Trichlorobenzene

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

100

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

Polytetrafluoroethylene (PTFE)

Tributyl Phosphate

228

Exposure medium

Exp. medium note

Conc. (%) undiluted

1,1,1-Trichloroethane

Temp. Time PDL (°C) (days) # 45

R-11

Trichlorophenol

R-113

Tricresyl Phosphate

9

" "

15]25

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

60

9

"

"

80

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

undiluted

15]25

9

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

undiluted

75

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

125

9

"

"

"

15]25

"

Triethylamine

9

"

up to the boiling point

Triethyl Phosphate

Fluorosint; Quadrant EPP

9

up to the boiling point

Triethanolamine

Material note

75

Trichloropropane Trichlorotrifluoroethane

Test note

15]25

up to the boiling point

Trichlorofluoromethane

9

Tensile strength

"

undiluted

Trichloroethene

Elong.

"

Trichloroethane Trichloroethanol

% Retained Resistance note

9

"

"

9

Excellent

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

8

"

Teflon PTFE; DuPont

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

60

9

"

"

"

15]25

9

"

"

Polytetrafluoroethylene (PTFE)

Exposure medium

229

230

Exposure medium

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

Trifluoroethanol

undiluted

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Trimethylamine

"

15]25

9

"

"

Trisodium Phosphate

9

Excellent

Chemfluor PTFE; Norton

Turpentine

9

"

Chemfluor PTFE

9

"

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

Turpentine Oil Urea aq.

Uric Acid Urine Vaseline Vegetable Oils

15]25

5

15]25

9

"

"

20

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

20 undiluted

15]25

10

15]25

Vinyl Acetate

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

"

"

"

15]25

9

"

"

Vinyl Methacrylate

up to the boiling point

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

commercially available

15]25

9

Excellent

Chemfluor PTFE; Norton

undiluted

50

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

80

"

80

9

"

"

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

Polytetrafluoroethylene (PTFE)

Vinyl Chloride

" Chemfluor PTFE; Norton

15]25

undiluted

Vinyl Bromide

" Excellent

undiluted

up to the boiling point

Vinegar

9 9

Exp. medium note

Water

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

undiluted

60

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

80

9

"

"

"

95

9

"

"

"

100

9

"

"

"

15]25

9

"

"

chlored

"

15]25

9

"

"

demineralised

"

15]25

9

"

"

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

9

Excellent

Chemfluor PTFE; Norton

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

9

Excellent

Chemfluor PTFE; Norton

up to the boiling point

Water Deionized undiluted

Water Distilled

15]25

commercially available

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

Wines

"

15]25

9

"

"

Xylene

undiluted

60

9

"

"

"

80

9

"

"

White Spirit

"

100

9

"

"

"

15]25

9

"

"

up to the boiling point 5

Zinc Chloride

aq. "

15]25

9

Excellent

Chemfluor PTFE; Norton

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE; DuPont

8

"

"

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

10

15]25

9

"

"

40

15]25

9

"

"

50

100

9

"

"

50

15]25

80 80

9

"

"

9

Excellent

Chemfluor PTFE

"

Chemfluor PTFE; Norton

80

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

"

15]25

9

"

"

231

9

saturated aqueous solution

Polytetrafluoroethylene (PTFE)

Exposure medium

Zinc Chloride (cont)

Zinc Salts

Exp. medium note

Conc. (%)

Temp. Time PDL (°C) (days) #

% Retained Resistance note Elong.

Tensile strength

Test note

Material note

up to the boiling point

8

Compatible; showed no visible attack up to the boiling point

Teflon PTFE

"

8

"

Teflon PTFE; DuPont

10

15]25

9

Resistant; little or no change in weight; small effect on mechanical properties; generally suitable for practical use

Fluorosint; Quadrant EPP

50

15]25

9

"

"

9

Excellent

Chemfluor PTFE; Norton

232

Exposure medium

Polytetrafluoroethylene (PTFE)