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China Manufacturer 4X8 Galvanized Corrugated Steel Sheet for Roofing Building

China Manufacturer 4X8 Galvanized Corrugated Steel Sheet for Roofing Building as the base material, after surface pretreatment (degreasing, cleaning and chemical conversion treatment), continuous method (roller coating method) coating, baking and cooling products. The main production process of the ordinary two-coating and two-drying continuous color coating unit is as follows: pre-treatment of uncoiling---coating---drying---post-treatment---coiling.Color coated galvanized corrugated steel sheet/Color-coated corrugated board .Galvanized Steel Strip/Hot-dip galvanized steel strip can be customized according the custom’s different requirments, such small spangle ,zero spangle ,big spangle ,checkered ,zinc coating, they can meet all the customer’s different needs.