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SelfLube™ Guide Locks

Used for precision alignment of the upper and lower portion of a mold, SelfLube™ Guide Locks consist of three pieces: a right and left made of S7 steel hardened to Rc 50-52 titanium nitrided to Rc 80, and a center made of O6 hardened to Rc 60-62 black oxide coated.


  • Provide positive guidance between cavities and cores
  • Dissimilar steels heat treated to different hardnesses to protect against galling or wear and binding
  • Three piece design allows  for easy installation and fitting of inserts
  • Female: S7, 50-52 Rc titanium nitrided to 80 Rc
  • Male: O6 steel, 60-62 Rc and black oxide coated

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