A black Nitrile rubber gasket material that has excellent chemical resistance * Nitrile NBR rubber sheeting with minimum tensile strength of 725 PSI (5 MPA) * Pre-cut widths and lengths available in 6 thicknesses (1/16, 1/8, 3/16, 1/4, 3/8, 1/2 inch) * Nitrile (AKA Buna, Buna-N or NBR) is great for industrial oil grease resistant applications * This Nitrile rubber sheeting has a medium grade durometer of 55-65 and offers moderate pliability