PPGI (Prepainted galvanized steel)is coated with organic layer, which provides higher anti-corrosion property and a longer lifespan than galvanized steel sheets.
The base metal for PPGI consist of cold-rolled steel, Hot dip galvanized steel, electro-galvanized steel and hot dip galvalume steel .The coating material is as following: Polyester, Silicon modified polyester, Polyvinylidene fluoride, high-durability polyester ,etc.