Surface treatment of sheet metal parts

Primer: epoxy zinc rich primer used for sheet metal processing. The purpose of this primer is to protect steel structures and steel products from rust. Its coating has good physical and chemical properties, easy to construct, and good supporting performance. The main ingredients are: zinc powder, additives, organic solvents, antirust pigments, epoxy resin, epoxy curing agent, etc. Base course treatment: the base course of sheet metal processing products needs to be derusted first. Such as sand blasting, phosphating, etc. Surface course: there are many kinds of plastic spraying that can be used for the surface course, including epoxy asphalt finish, chlorinated rubber finish, acrylic and polyurethane finish, fluorocarbon finish, etc.

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