Patent ID: 9586252
Date: 2017-03-07
CPC Classifications: B21D,C01G,C08K,C09D,C10M,C10N

Claim:
1. Coating with a multi-layer coating system and a top smear layer, wherein the multi-layer coating system contains at least one HT layer and the top smear layer has a composition according to Mo a —X b —Y c , wherein a, b and c indicate the atomic concentration of the respective components, and a+b+c=1, and 0≦b<a and 0≦c<a, with X being the variable metal component: B, Si, V, W, Zr, Cu and Ag or a combination thereof, with Y as variable non-metallic component: C, O and N or a combination thereof, wherein the multi-layer coating system comprises at least one actively lubricating layer, characterized in that the at least one actively lubricating layer is a Ti—Al—Mo—N layer that has an averaged Mo content when measured by EDX at 10 kV of 20-60 mat %.