Hydrin Roll, Material Epichlorohydrin, Shape Roll, Grade Flame-Resistant, Length 4 1/3 ft, Width 38 in, Thickness 1/4 in, Backing Type Plain, Cell Type Closed Cell, Adhesive Type Plain Backing, Number of Adhesive Sides 0, Color Black, Density 5 lb/cu ft, Maximum Temperature 300 Degrees F, Minimum Temperature -40 Degrees F, Tensile Strength 50 psi, Texture Smooth, Firmness @ 25 Percent Deflection 3.5 psi, Material Skin None, Standards ASTM D1056/2B2/SBE42/II, Chemical Resistance Excellent