| Physical Properties |
| ASTM D1418 |
NBR |
| ASTM D2000 |
BC, BE, BF, BG, BK, CH |
| Durometer Range |
30-100 |
| Tensile (Maximum PSI) |
4000 |
| Elongation (Maximum %) |
650 |
| Specific Gravity |
0.98 |
| Compression Set |
Good |
| Environmental Properties |
| Electrical Resistance |
Poor-Fair |
| Flame Resistance |
Poor-Fair |
| Gas Impermeability |
Good-Excellent |
| Impact Resistance |
Poor |
| Abrasion Resistance |
Excellent |
| Tear Resistance |
Good |
| Continuous Maximum Temp |
200 oF |
| Intermittent Maximum Temp |
300 oF |
| Stiffening Point Temp |
0 oF |
| Brittle Point Temp |
-50 oF |
| Weatherability |
Good |
| Oxidation Resistance |
Fair-Good |
| Ozone Resistance |
Poor-Good |
| 300 F Steam Resistance |
Poor |
| Immersion Properties |
| Aliphatics (Isoctane) |
Good-Excellent |
| Aromatics (Toluene) |
Poor |
| Halogenated Solvents |
Poor |
| Gasonline (Unleaded) |
Good-Excellent |
| Gasohol (Ethyl) |
Good-Excellent |
| Alcohols |
Good |
| Brake Fluid |
Fair-Good |
| Transmission Fluid |
Excellent |
| Antifreeze |
Good |
| Synthetic Hydraulic Fluid |
Good |
| Non-Synthetic Hydraulic Fluid |
Poor |
| Water |
Good-Excellent |
| Acids (Cold 20%) |
Fair |
| Bases (Cold 20%) |
Good |
Nitrile - Buna N, Butadiene-Acrylonitrile
