The first layer coating: polyurethane A, B groups were and xylene by 1:l.5:0.2 proportions (by weight) with a polyurethane waterproof coating type, pour bucket spices, stirring with an electric mixer uniform (about 5min) polyurethane waterproof coating ingredients with a rubber scraper blade coating or paint brush a layer of paint, thickness should be uniform, scratch amount of 0.8 ~ 1.0kg / m is appropriate, from the inside out back with the operation. The second layer of film: After the first layer of the coating, the coating cured to a tack-free time, material ratio method according to the first pass, the second time the coating operation, uniform thickness of the coating, blade direction must be Scratch the direction perpendicular to the first pass, the amount of the first pass with Scratch. Liquid material from acrylic emulsion and additive composition with a special cement, graded sand and special powder mineral powder composed of a combination of a specific proportion of two-component made of waterproof material. After mixing the two materials happen chemical reaction of high-strength polyurethane waterproof coating, waterproof coating both surfaces to form, but in the end material penetration crystals formed inside the water through repression, reaching double waterproof effect. Outstanding product performance bond for the family room floor, wall waterproofing. Polyurethane waterproof coating type, long a source of waterproof material, polyurethane waterproof coating provides long source from Weifang City waterproof material Limited. Weifang City for the source of waterproof material Ltd. (www.jiuyuanfangshui.com) Shandong Weifang, waterproof, moisture-proof materials, leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the long leading source of waterproof material with the staff warmly welcome all inquiries negotiations to create long waterproof material source a better future.