Silica gel products, raw materials and how to use it?

First introduce the common silicone raw materials, ordinary silica raw material is precipitated material, his color appears translucent or milky white color, but color silica raw material is transparent, translucent, appear milky white color is due to precipitation of impurities in the ordinary silica gel material, hardness, elasticity, strength compared with pure silica gel materials are relatively low, so the silicone material factory for ordinary mobile phone keys, conductive plastic keys, remote control button, password button, scanner keys silica gel key products, more should be used in the production of silicone products low.