JP4830571B2 - cBN基超高圧焼結体 - Google Patents
cBN基超高圧焼結体 Download PDFInfo
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- JP4830571B2 JP4830571B2 JP2006084534A JP2006084534A JP4830571B2 JP 4830571 B2 JP4830571 B2 JP 4830571B2 JP 2006084534 A JP2006084534 A JP 2006084534A JP 2006084534 A JP2006084534 A JP 2006084534A JP 4830571 B2 JP4830571 B2 JP 4830571B2
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- sintered body
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- pressure sintered
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Description
Claims (3)
- cBN:30〜80体積%、残りが周期律表4a,5a,6a族元素の炭化物,窒化物,ホウ化物,酸化物、Alの窒化物,酸化物、Siの炭化物,窒化物およびこれらの相互固溶体の中の少なくとも1種からなる結合相と不可避不純物とでなるcBN基超高圧焼結体において、結合相は、(1)V,Nb,Taの中の少なくとも1種とTiとからなる複合窒化物および複合炭窒化物の中の少なくとも1種の複合化合物:結合相全体に対して30〜80体積%と、(2)V,Nb,Taの中の少なくとも1種の斜方晶ホウ化物:結合相全体に対して5〜40体積%と、(3)AlN:結合相全体に対して5〜30体積%と、(4)Al2O3 :結合相全体に対して2〜20体積%とを含有するcBN基超高圧焼結体。
- 上記結合相は、結合相全体に対して、(Ti1-aMa)(C1-bNb)(ただし、MはV,Nb,Taの中の少なくとも1種を示し、aはTiとMとの合計に対するMの原子比を示し、bはCとNとの合計に対するNの原子比を示し、a,bはそれぞれ、0.1≦a≦0.6、0≦b≦0.7を満足する。)で表される複合化合物:30〜80体積%と、MB(ただし、MはV,Nb,Taの中の少なくとも1種を示す。)で表される斜方晶ホウ化物:5〜40体積%と、AlN:5〜30体積%と、Al2O3:2〜20体積%とからなる請求項1に記載のcBN基超高圧焼結体。
- 上記MはTaである請求項2に記載のcBN基超高圧焼結体。
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JP2006084534A JP4830571B2 (ja) | 2006-03-27 | 2006-03-27 | cBN基超高圧焼結体 |
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JP2006084534A JP4830571B2 (ja) | 2006-03-27 | 2006-03-27 | cBN基超高圧焼結体 |
Publications (2)
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JP2007254249A JP2007254249A (ja) | 2007-10-04 |
JP4830571B2 true JP4830571B2 (ja) | 2011-12-07 |
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JP2006084534A Active JP4830571B2 (ja) | 2006-03-27 | 2006-03-27 | cBN基超高圧焼結体 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210126568A (ko) | 2019-02-27 | 2021-10-20 | 미쓰비시 마테리알 가부시키가이샤 | cBN 소결체 및 절삭 공구 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9950962B2 (en) | 2013-10-22 | 2018-04-24 | Tungaloy Corporation | Cubic boron nitride sintered body and coated cubic boron nitride sintered body |
WO2021010475A1 (ja) * | 2019-07-18 | 2021-01-21 | 住友電気工業株式会社 | 立方晶窒化硼素焼結体 |
JP6912685B2 (ja) * | 2019-07-18 | 2021-08-04 | 住友電気工業株式会社 | 立方晶窒化硼素焼結体 |
US11542203B2 (en) | 2019-07-18 | 2023-01-03 | Sumitomo Electric Industries, Ltd. | Cubic boron nitride sintered material |
EP4001242A4 (en) * | 2019-07-18 | 2022-08-31 | Sumitomo Electric Industries, Ltd. | CUBIC BORON NITRIDE SINTERED BODY |
GB202001369D0 (en) * | 2020-01-31 | 2020-03-18 | Element Six Ltd | Polycrystalline cubic boron nitride material |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2767890B2 (ja) * | 1989-05-25 | 1998-06-18 | 三菱マテリアル株式会社 | 切削工具用焼結体 |
JPH07172924A (ja) * | 1993-12-17 | 1995-07-11 | Toshiba Tungaloy Co Ltd | 工具用高靭性焼結体およびその製造方法 |
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2006
- 2006-03-27 JP JP2006084534A patent/JP4830571B2/ja active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20210126568A (ko) | 2019-02-27 | 2021-10-20 | 미쓰비시 마테리알 가부시키가이샤 | cBN 소결체 및 절삭 공구 |
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JP2007254249A (ja) | 2007-10-04 |
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