Silicone rubber sheeting is sold in 3 thicknesses (1/32", 1/16", 1/8") * Silicone sheets and rolls make the ultimate high temperature gaskets * Colored silicone sheets with minimum tensile strength of 870 PSI (6 MPA) * Silicone Premium Grade (PG) is used where higher physical properties are required. * USA Made high temperature silicone available in a variety of colors: red, gray, and black