Title:
表面被覆切削工具およびその製造方法
Document Type and Number:
Japanese Patent JP6728551
Kind Code:
B2
Abstract:
A surface-coated cutting tool having a rake face and a flank face includes a base material and a coating formed on the base material. The base material is a cemented carbide or a cermet. The coating includes an aluminum oxide layer containing a plurality of aluminum oxide crystal grains. The aluminum oxide layer includes: a first region made up of a region A on the rake face and a region B on the flank face; a second region on the rake face except for the region A; and a third region on the flank face except for the region B. The aluminum oxide layer satisfies a relation:> 0.5, whereis an average value of TC(110) in the first region in texture coefficient TC(hkl), and b is an average value of TC(110) in the second or third region in texture coefficient TC(hkl).
Inventors:
Hideaki Kanaoka
Shinya Imamura
Passat Anonsack
Satoshi Ono
Kohei Yoshimura
Shinya Imamura
Passat Anonsack
Satoshi Ono
Kohei Yoshimura
Application Number:
JP2016164782A
Publication Date:
July 22, 2020
Filing Date:
August 25, 2016
Export Citation:
Assignee:
Sumitomo Electric Hardmetal Corp.
International Classes:
B23B27/14; B23B51/00; B23C5/16; B23D77/00; B23F21/00; B23G5/06; B24B3/34; C22C29/02; C22C29/08; C22C29/16; C23C16/30; C23C16/40
Domestic Patent References:
| JP2014166657A | ||||
| JP5904389B1 | ||||
| JP2008069420A | ||||
| JP8092685A | ||||
| JP2012030309A |
Attorney, Agent or Firm:
Fukami patent office