Knowledge
Comparison of Properties of Generic Elastomers
There are many kinds of sealing elastomers on the market.We listed a form as below to help customers to reach out suitable sealing materials in your system.

ELASTOMER TYPE (Polymer)

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

FXM

FLUORAZR® TFE/Propylene

FKM

FLUOROELASTOMER VF2/HPF (Viton® )

EPDM

ETHYLENE PROPYLENE

NBR

NITRILE

ECO

EPICHLOROHYDRIN

HNBR

HYDROGENATED NITRILE

CR

NEOPRENE

AU

POLYURETHANE

SI

SILICONE

FSI

FLUOROSILICONE

×-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

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Phone
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