Title:
CERMET AND CUTTING TOOL
Document Type and Number:
WIPO Patent Application WO/2015/163477
Kind Code:
A1
Abstract:
[Problem] To provide a cermet which, even in the form of a cutting implement in which the cutting blade assumes high temperatures, has high wear resistance and chipping resistance of the cutting blade, and to provide a cutting tool. [Solution] This cermet (1) contains a hard phase (2) formed from a carbonitride of at least one metal from groups 4, 5 and 6 of the periodic table, including at least Ti, and a binder phase (3) which contains Co and/or Ni, and W. The binder phase (3) includes a first binder phase (4) in which the ratio of W to the total amount of Co and Ni (W/(Co+Ni)) is 0.8 or less, and a second binder phase (5) in which the ratio of W to the total amount of Co and Ni (W/(Co+Ni)) is 1.2 or greater.
Inventors:
KINOSHITA HIDEYOSHI (JP)
NOMIYAMA RYOMA (JP)
NOMIYAMA RYOMA (JP)
Application Number:
PCT/JP2015/062620
Publication Date:
October 29, 2015
Filing Date:
April 24, 2015
Export Citation:
Assignee:
KYOCERA CORP (JP)
International Classes:
C22C29/04; B23B27/14; C22C1/05; B22F3/10
Foreign References:
| JP2010517792A | 2010-05-27 | |||
| JP2007136656A | 2007-06-07 |
Download PDF: