Silicone seal features: Silicone seal is well known of its flexible, elasticity and non-toxic and odorless, it not only has the transparent and smooth surface, but also excellent resistance to high temperature (-80℃-280℃), good resistance to aging and resistance to alkalis and acids, no deformation under pressure. Good resistance to ozone and solvents, good insulation properties. It mainly used in Chemical, pharmaceutical, food industry, electronics, machinery industry and so on.