Polyurethane waterproof coating is a kind of high elongation, high tensile strength, low temperature flexibility and impermeability, excellent bonding performance, construction and convenient, widely used in the roof, between the kitchen and underground engineering has broad prospects for development waterproof material, waterproof coating is also one of our focus on the promotion of the construction sector. The new version of "waterproof polyurethane coating" to modify the technical requirements for high-density high-speed rail waterproof coating, the performance is divided into the basic properties and optional high-density high-speed performance waterproof coating, an increase of projects; increase the harmful substances; modifications and additions of test methods; increased material application information appendix. Polyurethane waterproof coating detection has the following features. 1, the object polyurethane waterproof coating product quality inspection is mainly reflected in the film properties. Detection methods based physical and chemical methods supplement. 2, polyurethane waterproof coating product quality testing include not only the detection performance of the product itself, but also to detect product workability. 3, polyurethane waterproof coating product quality inspection includes detecting the film to be coated in the specific circumstances of the quality of the situation, in order to judge its quality meets the requirements. Waterborne polyurethane waterproof coating waterproof coating density _ _ Weifang City for a long time source is the source of waterproof material Limited. Weifang City for the source of waterproof material Ltd. (www.jiuyuanfangshui.com) strong, credible, Shandong Weifang waterproof, moisture-proof materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead long a source of waterproof material into the brilliant and you work for a better future!