Color plate refers painted steel, painted steel is a steel plate with organic coating. Color plate into veneer, Sandwich panels, floor boards and the like. Widely used in large public buildings, public workshops, activities of the board, and integrated housing walls and roof 1. Light weight: 10-14 kg / m, equivalent to 1/30 of a brick wall. 2. Insulation: core thermal conductivity: λ <= 0.041w / mk. 3. High intensity: for smallpox envelope bearing plate, bending compression; general house without pillars. 4. Bright color: no surface decoration, color galvanized steel coating retention in 10-15 years. 5. Install flexible and efficient: the construction period can be shortened by more than 40%. 6. Oxygen index: (OI) 32.0 (provincial fire product quality inspection stations). Colored steel substrate for cold rolled substrate, galvanized substrates and electro-galvanized substrates. Coating types can be divided into a polyester, silicone modified polyester, poly vinylidene fluoride and plastisols. Painted steel surface state can be divided into coated plates, embossed plates and printing plates, painted steel appliances widely used in construction and transportation industries, the construction industry is mainly used for steel plants, airports, warehouses and refrigeration, etc. Roof industrial and commercial building walls and doors, civil construction using less color plate.