Anti Rust Treatment Method of Dacromet Hexagon Bolt

Anti rust treatment method of Dacromet hexagon bolt: 1. Rust removal: The derusting process in Dacromet bolt treatment is different from the general pre-treatment method of coating, and acid pickling is used for derusting. This is because most of the parts treated by Dacromet are high-strength bolts, nuts and high-strength stamping parts, which will produce [...]