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Title:
SURFACE-COATED CUTTING TOOL
Document Type and Number:
WIPO Patent Application WO/2017/217012
Kind Code:
A1
Abstract:
This surface-coated cutting tool is provided with a substrate and a coating which is disposed on the substrate, and which is formed so as to cover at least a portion of a flank face. The coating includes an inner layer and an outer layer formed thereon, wherein: the inner layer comprises one or more layers which include an aluminum oxide layer as a layer that comes into contact with the outer layer; and the outer layer has a multilayer structure comprising three or more layers layered on top of one another, while each of the layers constituting the multilayer structure contains titanium.

Inventors:
KANAOKA, Hideaki (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
IMAMURA, Shinya (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
PASEUTH, Anongsack (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
KOYOSHI, Yuta (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
ONO, Satoshi (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
YOSHIMURA, Kouhei (776 Aza Naie, Naie-cho, Sorachi-gu, Hokkaido 04, 〒0790304, JP)
Application Number:
JP2017/005796
Publication Date:
December 21, 2017
Filing Date:
February 17, 2017
Export Citation:
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Assignee:
SUMITOMO ELECTRIC HARDMETAL CORP. (1-1 Koyakita 1-chome, Itami-shi Hyogo, 16, 〒6640016, JP)
International Classes:
B23B27/14; B23B51/00; B23C5/16; B23D77/00; B23F21/00; B23G5/06; C23C16/30
Foreign References:
JP4251990B22009-04-08
JP2003266212A2003-09-24
JP2004090095A2004-03-25
JP2004181617A2004-07-02
JP2015182209A2015-10-22
JP2001062603A2001-03-13
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (Nakanoshima Central Tower, 2-7 Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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