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Colour Coated Roofing Sheets roofing sheet color coated corrugated steel plate

Colour Coated Roofing Sheets roofing sheet color coated corrugated steel plate Color coated galvanized steel coil (ppgi ppgl) 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. Production process : one coating one baking, double coating one baking, double coating double baking, three coating three baking ,etc.