Coated cutting insert and manufacturing method thereof

Details Coated cutting insert and manufacturing method thereof Coated cutting insert and manufacturing method thereof

2011-08-23

2011-08-23

Turner, Archene (Department: 1784)

Stock material or miscellaneous articles

Composite

Of inorganic material

C051S307000, C051S309000, C427S419100, C427S419200, C427S419700, C428S472000, C428S698000, C428S702000

Reexamination Certificate

active

08003234

ABSTRACT:
A coated cutting insert according to the present invention includes a base layer formed on a substrate and an indicating layer formed on a part of the base layer. The indicating layer is formed on a flank face, on the base layer on the entire surface or a part of a region A2except for a specific region A1, and on a rake face, on the base layer on the entire surface or a part of a region B2except for a specific region B1. In the region A1and the region B1, the base layer is exposed at the surface, and has compressive residual stress in one or both of the region A1and the region B1.

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