Physical Properties
ASTM D1418 HNBR
ASTM D2000 DH
Durometer Range 30-95
Tensile (Maximum PSI) 4350
Elongation (Maximum %) 450
Specific Gravity 0.95
Compression Set Good
Environmental Properties
Electrical Resistance Fair
Flame Resistance Poor
Gas Impermeability Good-Excellent
Impact Resistance Good-Excellent
Abrasion Resistance Good-Excellent
Tear Resistance Good-Excellent
Continuous Maximum Temp 300 oF
Intermittent Maximum Temp 350 oF
Stiffening Point Temp 0 oF
Brittle Point Temp -30 oF
Weatherability Good-Excellent
Oxidation Resistance Excellent
Ozone Resistance Good-Excellent
300 F Steam Resistance Good-Excellent
Immersion Properties
Aliphatics (Isoctane) Excellent
Aromatics (Toluene) Poor
Halogenated Solvents Poor-Fair
Gasonline (Unleaded) Excellent
Gasohol (Ethyl) Good-Excellent
Alcohols Good-Excellent
Brake Fluid Fair-Good
Transmission Fluid Excellent
Antifreeze Good
Synthetic Hydraulic Fluid Good
Non-Synthetic Hydraulic Fluid Poor
Water Excellent
Acids (Cold 20%) Fair-Excellent
Bases (Cold 20%) Fair-Excellent
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Hydrogenated Nitrile - HNBR, XHNBR