Pcbn cutting tool components

Details Pcbn cutting tool components Pcbn cutting tool components

C - Chemistry, Metallurgy

23

C

C23C 30/00 (2006.01) B23B 27/14 (2006.01)

Patent

CA 2633919

A cutting tool component (10) comprising a body comprising a cemented carbide substrate (12) and having at least one working surface (14), the at least one working surface presenting a cutting edge or area (16) for the body, the at least one working surface (14) comprises PCBN adjacent the cutting edge or area (16) and extending to a depth of no greater than 0.2 mm from the at least one working surface and wherein the substrate (12) has a thickness of 1.0 to 40 mm.

L'invention concerne un composant d'outil de coupe (10) comportant un corps qui comprend un substrat en carbure cimenté (12) et au moins une surface de travail (14), cette surface présentant un bord ou une zone de coupe (16) pour le corps ainsi que du nitrure de bore cubique polycristallin (PCBN) à proximité du bord ou de la zone de coupe (16) et s'étendant à une profondeur maximale de 0,2 mm à partir de la surface de travail, le substrat (12) ayant une épaisseur comprise entre 1 et 40 mm.

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