Precision Part Specialists

Black Oxide Coating

Blackened finish following black oxide process

Peters’ black oxide process is alkaline in nature and is compatible with ferrous metals, tool steels, and powdered metals. The black oxide appearance is an attractive black surface (shiny or matt depending on the original surface condition of the component) that adds a mild corrosion resistance as well as minimizes light reflection. The finish will not chip, peal, or flake off it can only be removed mechanically (sandblasted) or chemically.

Other industry and trade names for Black Oxide include Blackening, Black Passivating, Black Magic, Black N, Gun Bluing, and Black Penetrate.

  • 22” x 22” x 76” long maximum capacity

 

Applications include:

  • Firearms
  • Fixturing
  • Gears
  • Molds
  • Pins
  • Tooling Components

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