Patent ID: 8492008
Filing Date: 2013-07-23
Classification: C23C,Y10T

Abstract:
1. A cutting tool for the machining of wood or a wood-based material, a wood composite material, or a plastic, comprising a layer system for the formation of a surface coating is present on a surface of a cutting edge of the cutting tool, wherein an outermost surface layer of the layer system is formed from a composition of the form [Cr 1-x O x ] z X a C b N c with 0.05<x<0.75 and 0<z≦1, 0<a<1, 0<b<1, 0<c<1 and z+a+b+c=1 and X being an element from the group of the chemical elements consisting of Si, B, Mn, Co, Ni, Cu, Sc, Y, Th, the elements of the group of the lanthanides and the elements of the group IIa of the periodic system of the elements.