Tough, Black Magnetite Finish


Gear component manufacturers can easily achieve break-in lubricity, robust corrosion protection, and galling resistance on critical components using TRU TEMP low temp black oxide process. It meets demanding finishing requirements while creating a non-dimensional finish, maintaining the same material hardness and load-bearing properties.


Specifications for Tru Temp blackening line include:

  • operates at 200°
  • forms satin black magnetlte finish
  • Mil Spec and RoHS compliant
  • withstands up to 120 hr of neutral salt spray or several hundred hours of humidity
  • finish is 0.5 micron thick crystalline structure
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