Physical Properties
ASTM D1418 SBR
ASTM D2000 AA, BA
Durometer Range 40-100
Tensile (Maximum PSI) 3500
Elongation (Maximum %) 600
Specific Gravity 0.94
Compression Set Good
Environmental Properties
Electrical Resistance Excellent
Flame Resistance Poor
Gas Impermeability Fair
Impact Resistance Excellent
Abrasion Resistance Excellent
Tear Resistance Fair-Good
Continuous Maximum Temp 175 oF
Intermittent Maximum Temp 225 oF
Stiffening Point Temp -30 oF
Brittle Point Temp -75 oF
Weatherability Fair
Oxidation Resistance Fair
Ozone Resistance Poor
300 F Steam Resistance Poor
Immersion Properties
Aliphatics (Isoctane) Poor
Aromatics (Toluene) Poor
Halogenated Solvents Poor
Gasonline (Unleaded) Poor
Gasohol (Ethyl) Poor
Alcohols Excellent
Brake Fluid Good
Transmission Fluid Poor
Antifreeze Excellent
Synthetic Hydraulic Fluid Poor
Non-Synthetic Hydraulic Fluid Poor
Water Excellent
Acids (Cold 20%) Good
Bases (Cold 20%) Good
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Styrene Butadiene - SBR, Buna S, GRS