black oxidation treatment - 0 views
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yxtechco on 21 Mar 24Black oxidation treatment is a common method of chemical surface treatment. The principle is to create an oxide film on the metal surface to isolate the air and achieve rust prevention. When the appearance requirements are not high, blackening treatment can be used. The blackening treatment on the surface of steel parts is also called bluing. Black oxidation treatment is a surface coating method commonly used on military knives because it can eliminate reflections.