Viton® Seal Temperature Range*:
FKM Type Comparison Chart
FKM Viton® Type |
A |
B |
F |
GF |
GLT |
GFLT |
XLT |
ULT |
ETP |
Aflas® |
BRFKM |
bennypass Commodity Compound number |
BO1000 |
BO1032 |
BO1088 |
BO1081 |
BO1038 |
BO1033 |
BO1086 |
BO1166 |
BO1020 |
CC1000 |
DD1010 |
| Relative Pricing |
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| Availability |
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H2S % |
2 |
5 |
5 |
5 |
5 |
5 |
10 |
10 |
5 |
20 |
40 |
High Temperature Performance F° (C°)
(Basic Static Applications) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
437 (225) |
450 (232) |
450 (232) |
Low Temperature Performance F° (C°)
(Basic Static Applications) |
-17 (-27) |
-11 (-24) |
1 (-17) |
3 (-16) |
-40 (-40) |
-29 (-34) |
-58 (-50) |
-67 (-55) |
-6 (-21) |
19(-7) |
1(-17) |
| TR-10 Low Temperature Flexibility F° (C°) |
1 (-17) |
7 (-14) |
20 (-7) |
21 (-6) |
-22 (-30) |
-11 (-24) |
-40 (-40) |
-49 (-45) |
12 (-11) |
37 (3) |
20 (-7) |
| Strong Base, high pH, Caustic, Amines |
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Low Molecular Weight Carbonyls 100%
concentration (MTBB, MBK, MIBK, etc.) |
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| Engine Lubricating Oil, SG and SH |
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Aqueous fluids, steam, mineral acids
(H2So4, HNO2) |
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| Aromatic Hydrocarbons (toluene, etc.) |
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Automotive Fuels Oxygenated with
MEOH, ETOH, MTBE, etc. |
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| Engine Lubricating Oil, SE and SF |
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| Resistance to Compression Set |
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| Automotive and Most Aviation Fuels |
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| Rating Scale: |
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= Excellent |
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= Good |
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= Not Recommended |