Introduction to EPDM 1. Epdm is a copolymer of ethylene, propylene and a small amount of non-conjugated diene. It is a kind of ethylene-propylene rubber. The main chain is composed of chemically stable saturated hydrocarbons. It only contains unsaturated double bonds in the side chain, so it has many advantages, and has excellent aging resistance such as ozone resistance, heat resistance, and weather resistance. 2. It can be widely used in the fields of automobile parts, construction waterproof materials, wire and cable sheaths, heat-resistant hoses, tapes, automobile seals, etc. It is suitable as a material for outside venues, and is suitable for amusement in kindergartens, parks, and communities. Fields, trails and other places, comfortable and elastic, and also non-slip, wear-resistant, long life, with low density and high filling. The price volatility is relatively large, and each region is not the same.