发明申请
US20130171374A1 PVD COATING FOR METAL MACHINING 有权
PVD涂层用于金属加工

PVD COATING FOR METAL MACHINING
摘要:
The present invention relates to a wear resistant coating suitable to be deposited on cutting tool inserts for chip forming metal machining. The coating comprises at least two layers with different grain size, but with essentially the same composition. The coating is deposited by Physical Vapour Deposition (PVD).
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