Patent classifications
B
B23
B23C
2228/00
B23C2228/08
B23C2228/08
Coated tool for machining of difficult to process materials
The present invention relates to a tool (100) for machining workpieces (200), comprising a surface (110) which is at least partially covered by a PVD deposited wear-resistant coating (120), said wear resistant coating (120) comprising one or more wear-resistant layers (121, 122), the coating having a modulus of elasticity, E, which is in a range 300 GPaE<350 GPa, and further having a hardness, H, which is greater than 30 GPa.