- Trade Names
-
- Vistalon — Exxon Mobil
- Nordel — Dow Chemical
- Kaltan — Arlanxeo
- Royalene — Lion Elastomer
- ASTM D1418 Designation
- EPDM
- ASTM D2000/SAE J200 Type, Class
- AA, BA, CA, DA
- Apple Compound Designation
- EP
- Standard Color
- Black
- Description
- A copolymer of ethylene and propylene (EPR), combined with a third comonomer diene (EPDM), Ethylene Propylene has gained wide seal industry acceptance for its excellent ozone and chemical resistance characteristics.
- Key Uses
- Outdoor weather resistant uses, automotive brake systems, automobile cooling systems, low torque drive belts, watertight applications with low water permeability.
- Temperature Range
-
- Standard Compound: -76°F to +275°F
- Special Compound: -76°F to 302°F
- Hardness (Shore A)
- 40 to 95
- Features
- When compounded using peroxide curing agents, high temperature service can reach +350°F. Good resistance to acids and solvents (i.e. MEK and Acetone).
- Limitations
- Have no resistance to hydrocarbon fluids.
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