ELASTOMER TYPE (Polymer) |
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PROPERTIES |
FFKM |
FXM |
FKM |
EPDM |
NBR |
ECO |
HNBR |
CR |
AU |
SI |
FSI |
ABRASION RESISTANCE |
× |
£ |
£ |
□ |
□ |
□ |
□ |
□ |
◎ |
× |
× |
ACID RESISTANCE |
◎ |
◎ |
◎ |
£ |
△ |
△ |
◎ |
△ |
× |
△ |
△ |
CHEMICAL RESISTANCE |
◎ |
◎ |
◎ |
◎ |
△ |
□ |
△ |
△ |
△ |
□ |
◎ |
COLD RESISTANCE |
× |
× |
× |
□ |
□ |
□ |
□ |
△ |
□ |
◎ |
□ |
ELECTRICAL RESISTANCE |
◎ |
△ |
△ |
□ |
△ |
△ |
△ |
△ |
△ |
◎ |
◎ |
FLAME RESISTANCE |
◎ |
◎ |
◎ |
× |
× |
△ |
× |
□ |
× |
△ |
□ |
HEAT RESISTANCE |
◎ |
◎ |
◎ |
◎ |
□ |
△ |
◎ |
□ |
◎ |
◎ |
◎ |
IMPERMEABILITY |
□ |
□ |
□ |
□ |
□ |
□ |
□ |
□ |
□ |
× |
× |
OIL RESISTANCE |
◎ |
△ |
◎ |
◎ |
◎ |
◎ |
◎ |
△ |
□ |
× |
□ |
OZONE RESISTANCE |
◎ |
◎ |
◎ |
◎ |
× |
◎ |
□ |
□ |
◎ |
◎ |
◎ |
SET RESISTANCE |
□ |
□ |
□ |
□ |
□ |
× |
□ |
△ |
△ |
□ |
□ |
TEAR RESISTANCE |
△ |
△ |
△ |
□ |
△ |
□ |
△ |
△ |
□ |
× |
× |
TENSILE RESISTANCE |
△ |
□ |
□ |
□ |
□ |
□ |
◎ |
□ |
◎ |
× |
△ |
WATER/STEAM RESISTANCE |
□ |
□ |
△ |
◎ |
△ |
△ |
◎ |
△ |
× |
△ |
△ |
WEATER RESISTANCE |
◎ |
◎ |
◎ |
◎ |
△ |
◎ |
□ |
◎ |
◎ |
◎ |
◎ |
NOTE |
FFKM |
CHEMRAZ® Perfluoroelastomer |
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FXM |
FLUORAZR® TFE/Propylene |
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FKM |
FLUOROELASTOMER VF2/HPF (Viton® ) |
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EPDM |
ETHYLENE PROPYLENE |
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NBR |
NITRILE |
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ECO |
EPICHLOROHYDRIN |
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HNBR |
HYDROGENATED NITRILE |
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CR |
NEOPRENE |
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AU |
POLYURETHANE |
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SI |
SILICONE |
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FSI |
FLUOROSILICONE |
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×-Poor △-Fair □-Good ◎-Excellent |
ELASTOMER |
TEMPERATURE RANGE |
EPICHLOROHYDRIN |
-20℃~120℃ |
URETHANE |
-40C~93℃ |
NEOPRENE |
-54℃~121℃ |
NITRILE |
-54C~121℃ |
HYDROGENATED NITRILE |
-5℃~150C |
ETHYLENE PROPYLENE |
-54°C~150℃ |
FLUOROSILICONE |
-40℃~205℃ |
SILICONE |
-114C~232℃ |
FKM FLUOROCARBON |
-5℃~204℃ |
FLUORAZ FLUOROCARBON |
0℃~260℃ |
CHEMRAZ PERFLUOROELASTOMER |
-25℃~260C |