Color steel sandwich material: rock wool color steel series color plate is the strongest performance of a new type of fire-resistant fire protection board. By the natural rock, iron blast furnace slag and other high temperature melted wire scaffold-pressure color plate, then after curing. Rock wool color steel clean room two fire protection requirements accord, indoor ceiling, the best structure housing construction activity decorative plates. Fire resistance of pressure-type color steel plate manufacturers which have 600 ℃, the fire resistance rating to A-level. There is polystyrene polyurethane can not be compared. Its core material is not burning wool. Color steel sandwich features: durable, multiple studies have shown that more than 40 years and is widely used abroad confirmed: The special coating color steel sandwich shelf life of 10 to 15 years, every 10 years after the anti-corrosion coating spray pressure type color steel pricing, plate life of up to 35 years. Light weight sandwich color steel, square weighing less than 14kg can be sufficiently reduced structural loads, reduce structural costs. Jincheng pressure-type color plate, pressure-type color plate, Prudential Steel by Henan Hengfeng Steel Works Limited. Henan Hengfeng Steel Works Ltd. (www.ayhfgc.com) strong, credible, Anyang, Henan Province in other industries has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Prudential into the brilliant steel and you work for a better future!