Physical Properties
ASTM D1418 EPDM
ASTM D2000 AA, BA, CA, DA
Durometer Range 35-100
Tensile (Maximum PSI) 2500
Elongation (Maximum %) 600
Specific Gravity 0.86
Compression Set Good-Excellent
Environmental Properties
Electrical Resistance Excellent
Flame Resistance Poor
Gas Impermeability Good
Impact Resistance Good
Abrasion Resistance Good
Tear Resistance Fair-Good
Continuous Maximum Temp 250 oF
Intermittent Maximum Temp 325 oF
Stiffening Point Temp -40 oF
Brittle Point Temp -90 oF
Weatherability Excellent
Oxidation Resistance Good-Excellent
Ozone Resistance Excellent
300 F Steam Resistance Excellent
Immersion Properties
Aliphatics (Isoctane) Poor
Aromatics (Toluene) Poor
Halogenated Solvents Poor
Gasonline (Unleaded) Poor
Gasohol (Ethyl) Poor
Alcohols Excellent
Brake Fluid Excellent
Transmission Fluid Poor
Antifreeze Excellent
Synthetic Hydraulic Fluid Poor
Non-Synthetic Hydraulic Fluid Excellent
Water Excellent
Acids (Cold 20%) Excellent
Bases (Cold 20%) Excellent
Return to Elastomer Selection Main Page
Ethylene-Propylene - EPDM, EPT, EPR