1970s and 1980s, due to the high cost of production of pure polyurethane waterproof coating, the major domestic production of tar-component polyurethane waterproof coating (851), and pure-component polyurethane waterproof coating production is small. Twentieth century polymer emulsion waterproof coating, waterproof polyurethane coating domestic production of about 3 million tons, of which two-thirds of tar polyurethane waterproof coating. Polyurethane waterproof coating: 1, waterproof coating at room temperature and viscous liquid two-component polyurethane waterproof coating, the coating cured color polyurethane waterproof coating, can form seamless waterproof coating. 2, waterproof coating suitable legislation and, yin and yang angle, through structural layer pipes, raised detailed structure of the material, waterproof construction and other narrow spaces, complete waterproofing membrane can be formed on complex parts. 3, waterproof coating is a cold work construction, easy operation, low labor intensity. High Speed ??Rail waterproof coating | waterproof coating Qingzhou | Weifang City for a long time source is the source of waterproof material Limited. High Speed ??Rail waterproof coating | waterproof coating Qingzhou | Weifang City for a long time the source is the source of waterproof material Limited (www.jiuyuanfangshui.com) this year introduced a new upgrade, the above picture is for reference only, please call the contact phone book page or image on For the latest information, contact: Sui Jingli.