Title:
CUTTING TOOL AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/158426
Kind Code:
A1
Abstract:
A cutting tool comprising a substrate and a coating film provided upon the substrate, wherein the coating film has a first layer provided on the substrate side and a second layer provided upon the first layer, the first layer consists of a nitride or carbonitride of AlxTi1-x, and the second layer consists of a composite compound including α-Al2O3 and TiSy. Therein, x satisfies the relationship 0.7≤x<1, and y satisfies the relationship 1.0≤y≤2.0.
Inventors:
PASEUTH ANONGSACK (JP)
KIDO YASUKI (JP)
KOBAYASHI FUMIYOSHI (JP)
IMAMURA SHINYA (JP)
KIDO YASUKI (JP)
KOBAYASHI FUMIYOSHI (JP)
IMAMURA SHINYA (JP)
Application Number:
PCT/JP2020/001361
Publication Date:
August 06, 2020
Filing Date:
January 16, 2020
Export Citation:
Assignee:
SUMITOMO ELECTRIC HARDMETAL CORP (JP)
International Classes:
B23B27/14; B23B51/00; B23C5/16; C23C16/30; C23C16/34; C23C16/36; C23C16/40
Domestic Patent References:
| WO2018042740A1 | 2018-03-08 |
Foreign References:
| JP2006205301A | 2006-08-10 | |||
| JP2011083877A | 2011-04-28 | |||
| JPH0126802B2 | 1989-05-25 | |||
| DE10058803A1 | 2002-06-06 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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