Silicone rubber has excellent heat resistance, low temperature flexibilty,and resitance to compression set. It is resistance to aging, sunlight, ozone and many common fuels, oils and chemicals. STYLE 3200: SILICONE SHEET(SOLID) ZZ-R-765-E CLASS II Color & Finish Widths Sheet Thickness Durometer Shore A +\- 5 Average Tensile PSI Average Elongation % Temp. Range   Red/ Smooth 36" & 48" 1/32"-1/2" 40-70 700 200 -60 to 500 F   STYLE 3211: COMMERCIAL GRADE Color & Finish Widths Sheet Thickness Durometer Shore A +\- 5 Average Tensile PSI Average Elongation % Temp. Range Red, Gray, Black, White 36" & 48" 1/32"-1/2" 40-80 700 200 -65 to 400F STYLE 3212: FDA SILICONE Color & Finish Widths Sheet Thickness Durometer Shore A +\- 5 Average Tensile PSI Average Elongation % Temp. Range Red & White Smooth 36" & 48" 1/32"-1/2" 40-80 700 200 -65 to 400F SILICONE CLOSE CELL SPONGE RUBBER RJG&A Style # Color & Finish Grade Sheet Size Sheet Thickness Density Average Tensile PSI Average Elongation % Temp. Range 3250 Red/ Cloth Soft 36"x36" 1/16" - 1" 0.018 75 350 -100 to 450 F 3251 Red/ Cloth Medium 36"x36" 1/16" - 1" 0.02 100 400 -100 to 450 F 3252 Red/ Cloth Firm 36"x36" 1/16" - 1" 0.03 200 250 -100 to 450 F