PREPAINTED STEEL COIL MATTE CHARCOAL COLOR RAL7016 G30 G28 GAUGE

charcoal color ral7016 Matt PPGI coil use galvanized steel as substrate. ppgi steel coil surface coated with a layer or several layers of coating, through baking and curing, then become the PPGI. In addition to the protection of gi layer, the organic coating protectes the color coated steel coil from rusting, and its service life is about 1.5 times longer than that of galvanized steel coil.