Silicone Coated Fiberglass Fabrics Silicone coated (impregnated) fiberglass fabrics are made of fiberglass basic fabrics coated or impregnated with specially compounded silicone rubber on one or both sides. It has a lot of advantages such as high strength, fire retardant, high temp. resistance, chemical resistance, none-penetrative, non-toxic and so on. Product Feature Properties Used in temperature from-70 C to 300 C Ozone, oxide, light and weathering aging resistance, excellent weatherability used in outdoors and ages can be reached to 10 years. Product Specification Models Ref. No. 3732-80SG1