塑料钢建材具有优异的隔音、隔热、耐冲击、防腐蚀等特性,而且气密、水密防火性均佳;加上其重量轻,能降低建筑物负荷,具有节约能源效果,在西欧各国目前已广泛用它来做高级门窗。 Plastic steel building materials have excellent properties such as sound insulation, heat insulation, impact resistance, corrosion resistance, etc., and are airtight and watertight fireproof; in addition to their light weight, they can reduce the load on buildings and have energy-saving effects, which are currently present in countries in Western Europe. It has been widely used to make advanced doors and windows.