Silicon Rubber Gasket 1.Material: Silicone Rubber 2. Oil proof 3. Heat resistant. 4. Weather proof. Silicone Rubber Gasket: MaterialsSI, NBR, SI, HNBR, ACM, SBR, FPM, CR, BR, IIR, NR, IR, PU, etc, just as your request.Hardness30~90 shore A or IRHD.Temperature-100~250 celsius degrees, or as your request.PerformanceAnti-oxidation, oil proof, weather resistant, heat proof, good elasticity, anti- ...