Invention Grant
US08747990B2 Coated tool 有权
涂层工具

  • Patent Title: Coated tool
  • Patent Title (中): 涂层工具
  • Application No.: US13508010
    Application Date: 2010-11-08
  • Publication No.: US08747990B2
    Publication Date: 2014-06-10
  • Inventor: Yohei Sone
  • Applicant: Yohei Sone
  • Applicant Address: JP Fukushima
  • Assignee: Tungaloy Corporation
  • Current Assignee: Tungaloy Corporation
  • Current Assignee Address: JP Fukushima
  • Agency: Womble Carlyle
  • Priority: JP2009-254703 20091106
  • International Application: PCT/JP2010/069791 WO 20101108
  • International Announcement: WO2011/055813 WO 20110512
  • Main IPC: B32B7/02
  • IPC: B32B7/02 B32B3/00 B32B5/00
Coated tool
Abstract:
A coated tool is excellent in adhesiveness of film, wear resistance, crater resistance and chipping resistance. The coated tool has a substrate and a coating coated on the surface thereof, at least one layer of the coating being an α-type aluminum oxide film, an average film thickness of the α-type aluminum oxide film being about 0.5 to about 10 μm, an average grain size of the α-type aluminum oxide film being about 0.5 to about 1.5 μm, and a texture coefficient TCA(012) of (012) plane of the α-type aluminum oxide film and a texture coefficient TCA(104) of (104) plane of the α-type aluminum oxide film satisfying TCA(104)/TCA(012)≧2.0.
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