Green colored refractory coatings for cutting tools
AssigneeKennametal Inc.
InventorsKarl Heinz Wendt, Volkmar Sottke, Rodrigo Alejandro Cooper, Peter Leicht, Yixiong Liu
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Abstract
In one aspect, coated cutting tools are described herein. A coated cutting tool described herein comprises a substrate and a coating adhered to the substrate, the coating comprising at least one composite layer deposited by chemical vapor deposition, the composite layer comprising an aluminum oxynitride phase, a metal oxide phase including zirconium oxide, a zirconium sulfur nitride phase and a metal oxynitride phase in addition to the aluminum oxynitride phase, the metal oxynitride phase comprising zirconium oxynitride.
Claims35
A coated cutting tool comprising:
- a substrate;
- and
- a coating adhered to the substrate, the coating comprising at least one composite layer deposited by chemical vapor deposition, the composite layer comprising an aluminum oxynitride phase, a metal oxide phase including zirconium oxide and a metal oxynitride phase in addition to the aluminum oxynitride phase, the metal oxynitride phase comprising zirconium oxynitride.
A coated cutting tool comprising:
- a substrate;
- and
- a coating adhered to the substrate, the coating comprising at least one composite layer deposited by chemical vapor deposition, the composite layer comprising an aluminum oxynitride phase, a metal oxide phase including zirconium oxide and a zirconium sulfur nitride phase.
Dependencies are inferred from the claim text.