Rubber Sheet, Sheet, Adhesive Type Acrylic, Backing Type Adhesive, Color Black, Durometer 60A, Grade Ultra Strength, Material Buna-N, Standards ASTM D2000 BF 617, Maximum Adhesive Temperature 230 Degrees F, Maximum Temperature 250 Degrees F, Minimum Adhesive Temperature -30 Degrees F, Minimum Temperature -30 Degrees F, Overall Length 12 in, Thickness Tolerance +/-0.5 in, Abrasion Resistance Good.