Waterproof material on the market, there are two categories: First, the polyurethane waterproof coating. Such materials are generally made from polyurethane and coal tar as raw material. Its volatile petroleum coke 818 toxic waterproof coatings company, and not easy to remove 818 waterproof coating, so in 2000 was banned in China. Still selling 818 polyurethane waterproof coating waterproof coating manufacturers, instead of coal tar pitch is used as a raw material. However, when using this paint, the general contain toluene, xylene and other organic solvents to dilute, and thus toxic; the other is a polymer cement-based waterproof coating. A waterproof coating construction process, 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. 818 waterproof coating prices, large Yu Industrial Co., Changzhou 818 waterproof coating provided by Luoyang, Henan Industries Limited. Luoyang, Henan Industrial Co., Ltd. (www.lydayushiye.com/) is Luoyang, interior paint leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Industry leaders in the large Yu staff warmly welcome all inquiries negotiations to create a large Henan Industry a better future.