Polyurethane waterproof coating market after the first layer of the coating, the coating cured to a tack-free, according to the first pass material ratio method, the second time waterproof polyurethane coating operations: the construction process of the second layer of polyurethane waterproof coating film Paint evaluation of the coating film of uniform thickness, blade orientation to a direction perpendicular to the first pass knife coating, blade coating amount with the first pass. Polyurethane waterproof coating Construction Technology 1, the primary surface should be smooth, free from sand, no bump, no cracks. 2, before the construction of this product will stir before construction. 3, the product can be used to roll, scratch, painted for the construction of three ways. 4, the construction vertical clockwise after brushing should be horizontal. 5, special parts available or non-woven fiberglass cloth strengthen treatment. 6, general waterproofing coating using the product twice to reach waterproof effect. Polyurethane waterproof coating evaluation, Hua shield against (certified), Qujing waterproof coating provided by Shouguang City Shield waterproof material Limited. Shouguang City Shield Waterproof Materials Co., Ltd. (www.huadunfangshui.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. Shield waterproof material in China, leading the staff warmly welcome all inquiries negotiations to create a waterproof material Huadun a better future.