- 专利标题： CUTTING TOOL AND METHOD FOR PRODUCING SAME
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申请号： EP17848673.4申请日： 2017-09-01
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公开(公告)号： EP3511097A1公开(公告)日： 2019-07-17
- 发明人: TSUKIHARA, Nozomi , SETOYAMA, Makoto , PASEUTH, Anongsack
- 申请人： Sumitomo Electric Hardmetal Corp.
- 申请人地址： 1-1, Koyakita 1-chome Itami-shi, Hyogo 664-0016 JP
- 专利权人： Sumitomo Electric Hardmetal Corp.
- 当前专利权人： Sumitomo Electric Hardmetal Corp.
- 当前专利权人地址： 1-1, Koyakita 1-chome Itami-shi, Hyogo 664-0016 JP
- 代理机构： Boult Wade Tennant LLP
- 优先权： JP2016173722 20160906
- 国际公布： WO2018047733 20180315
- 主分类号： B23B27/14
- IPC分类号： B23B27/14 ; B23B27/20 ; B23B51/00 ; B23C5/16 ; B23D77/00 ; B23F21/00 ; B23G5/06 ; C04B35/5831 ; C04B41/87 ; C22C1/05 ; C23C16/36
摘要：
A cutting tool includes a substrate and a coating film provided on the substrate, wherein the substrate is a cBN sintered material including more than or equal to 30 volume % and less than 80 volume % of cBN and a binder, the coating film includes a compound layer constituted of a composition of Ti 1-x Al x C 1-a N a , where 0.70≤X≤0.95 and 0
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