1/4" SILICONE RUBBER SHEET HIGH TEMP SOLID RED/ORANGE COMMERCIAL GRADE 8"x8" SQ (E12) RED - ORANGE COLOR - 8" x 8" x 1/4" Thick Silicone Rubber commercial grade, 1/4" thick solid silicone sheet is the most commonly used type of silicone rubber. Commercial grade solid silicone sheeting is designed to be used in applications where physical properties are not critical but extreme temperature resistance is still needed. Commercial grade silicone rubber is commonly used in Gasket Making, Vacuum Casting, Sealing Industries, Insulating, Thermal Shielding, Heat Sealing, Vibration and Sound dampening. Temperature Range -80o to +450o Continuous, 500oF intermittent. Surface Pattern; Smooth both sides FDA approved ingredients.