Beschichtetes Schneidewerkzeug

Details

Veröffentlichungs-Nr.

EP3170919

Aktenzeichen

EP15195692

Anmeldetag

20. November 2015

Veröffentlichung

9. Januar 2019

Erteilung

9. Januar 2019

Rechtsraum

EP

IPC

C23C28/04C23C28/00B23B51/00B23B27/00

Abstract

A coated cutting tool comprising a body (1) and a hard and wear resistant PVD coating (4) on the body, wherein the body comprises cemented carbide, cermet, ceramics, polycrystalline diamond or polycrystalline cubic boron nitride based materials, and the coating comprises a first (Ti,Al)-based nitride sub-coating (2) and a second (Ti,Al)-based nitride sub-coating (3), the first (Ti,Al)-based nitride sub-coating being a single layer, and the second (Ti,Al)-based nitride sub-coating being a laminated structure, wherein the first (Ti,Al)-based nitride sub-coating (2) comprises a (Ti<1-x>Al<x>)N<z>-layer where 0 < x < 0.4, 0.6 < z < 1.2, and wherein the second (Ti,Al)-based nitride sub-coating (3) comprises a (Ti<1-x1-y1>Al<x1>Cr<y1>)N<z1>layer where 0.5 < x1 < 0.75, 0 < y1 < 0.2, 0.6 < zl < 1.2.

Anmelder

Firma

Seco Tools AB

Land

🇸🇪 Schweden

Fachgebiete