Prepainted (Al/Zn) steel sheet is the main metallic roof material in early period of China. It is easy to be produced and installed, thus is commonly used on simple roof and facade systems. In the late 1980s, galvanized steel panel was be used for domestic industrial and civil buildings in plenty, meanwhile, the prepainted (Al/Zn) steel panel with better erosion resistance appeared. To be a kind of cheap and appropriately durable material, it is widely used in many nonpermanent building maintenance systems nowadays, such as many factory buildings with light-weight steel structure.

●Main characteristics

●High performance-price ratio

●Easy installation

●Abundant colors

●Long life-span of 8-15 years used in outdoors