Cutting die and method of forming

Metal tools and implements – making – Blank or process – Die

Reexamination Certificate

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Details

C076S107100, C076S115000, C219S076100, C219S077000, C219S121640, C219S121660

Reexamination Certificate

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07827883

ABSTRACT:
A cutting die is formed by scanning a laser beam along a path corresponding to a blade pattern, and introducing a selected powder to build up an integral blade of high grade, and hard-to-wear material on the relatively softer die body. The final blade shape is machined or produced by EDM or milling. Further hardening by heat treatment is optional. Other heat sources and cladding materials could be used.

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