Base metal: 0.18mm ~ 0.8mm thickness of cold rolled steel, galvanized steel, or aluminum alloy plate and other metal sheets.Category: light PCM and matt PCMPerformance advantages: have colorful coating, with wear-resistant, corrosion-resistant, oil-resistant, easy-wash and good processability properties. Can match color according to customers’ requirements and also can meet customers’ demands for different colors in a relatively short period.Structural diagram:   protective film                                  finish coat                                  prime coat                                   chemical treatment layer                                  base metal                                  chemical treatment layer                                  back coat

ppgi for wrinting board steel coil