Blackening Treatment

Blackening is a method of surface treatment of steel. The coating is formed through the reaction between the chemical liquid and the material of the workpiece itself. The thickness of the film after oxidation treatment is 0.5-1.5 microns, which has no significant effect on the size and accuracy of the parts. The oxidation treatment of steel parts is widely used in mechanical parts, precision instruments, cylinders, springs, General protection and decoration of weapons and daily necessities. The film has good abrasion resistance, dark and shiny, and extremely beautiful

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Steel Blackening, Blackening
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