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Patent Searching and Data


Title:
CERMET AND CUTTING TOOL
Document Type and Number:
WIPO Patent Application WO/2016/084443
Kind Code:
A1
Abstract:
[Problem] To provide a cermet and cutting tool whereby a cutting edge has high wear resistance and defect resistance even in a configuration where the cutting edge attains a high temperature. [Solution] A cermet 1 including a hard phase 2 comprising a carbonitride of one or more metals of groups 4, 5, and 6 of the periodic table including at least Ti, and a bonding phase 3 containing W and at least one of Co and Ni, the bonding phase 3 containing a first bonding 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 bonding 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:
NOMIYAMA,Ryoma (6 Takeda Tobadono-cho, Fushimi-ku, Kyoto-sh, Kyoto 01, 〒6128501, JP)
KINOSHITA,Hideyoshi (6 Takeda Tobadono-cho, Fushimi-ku, Kyoto-sh, Kyoto 01, 〒6128501, JP)
Application Number:
JP2015/074463
Publication Date:
June 02, 2016
Filing Date:
August 28, 2015
Export Citation:
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Assignee:
KYOCERA CORPORATION (6 Takeda Tobadono-cho, Fushimi-ku Kyoto-sh, Kyoto 01, 〒6128501, JP)
International Classes:
C22C29/04; B23B27/14; B22F3/10; C22C1/05
Foreign References:
JP2010517792A2010-05-27
JP2007136656A2007-06-07
JP5597786B12014-10-01
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