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What are the methods of sheet metal processing to deal with corrosion

May 11, 2021

1. Sheet metal processing products bottom rust removal


2. Sheet metal processing products as epoxy zinc-rich primer, mainly used for steel structure and iron and steel products antirust primer, the film has excellent physical and chemical function, easy construction, supporting function is good. The main components are: epoxy resin, epoxy curing agent, zinc powder, antirust pigment, additives and machine solvents, etc.


3. Epoxy iron center paint for sheet metal processing products: it is used with epoxy zinc-rich primer to enhance the sealing and corrosion resistance of composite coating as a transition layer for long-term anti-corrosion coating. It can also be used as anticorrosive primer. The film is strong and tough, with excellent adhesion and sealing, and excellent matching with front and back coatings. It is divided into: epoxy resin and curing agent, mica iron oxide and antirust pigment.


4. Sheet metal processing products do surface layer. Its surface can be used for epoxy asphalt topcoat, chlorinated rubber topcoat, acrylic and polyurethane topcoat, fluorocarbon topcoat, etc.