Buna-N Roll Roll Adhesive Type Plain Backing Backing Type Non-Adhesive Color Black Durometer 70A Grade High Strength Material Buna-N Standards ASTM D2000 BF 710 Maximum Temperature 250 Degrees F Minimum Temperature -30 Degrees F Overall Length 10 ft Thickness Tolerance +/-0.026 in Overall Width 36 in Tensile Strength 1 500 psi Texture Smooth Overall Thickness 0.25 in Abrasion Resistance Good Chemical Resistance Fair Oil Resistance Excellent Water Resistance Good