| 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 |
Ethylene-Propylene - EPDM, EPT, EPR
