PL3266756T3 - Polikrystaliczny korpus diamentowy, narzędzie tnące, narzędzie odporne na zużycie, oraz narzędzie szlifierskie - Google Patents

Polikrystaliczny korpus diamentowy, narzędzie tnące, narzędzie odporne na zużycie, oraz narzędzie szlifierskie

Info

Publication number
PL3266756T3
PL3266756T3 PL16761363T PL16761363T PL3266756T3 PL 3266756 T3 PL3266756 T3 PL 3266756T3 PL 16761363 T PL16761363 T PL 16761363T PL 16761363 T PL16761363 T PL 16761363T PL 3266756 T3 PL3266756 T3 PL 3266756T3
Authority
PL
Poland
Prior art keywords
tool
wear
polycrystalline diamond
resistant
diamond body
Prior art date
Application number
PL16761363T
Other languages
English (en)
Polish (pl)
Inventor
Yuh ISHIDA
Keiko Arimoto
Katsuko Yamamoto
Hitoshi Sumiya
Original Assignee
Sumitomo Electric Industries, Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries, Ltd. filed Critical Sumitomo Electric Industries, Ltd.
Publication of PL3266756T3 publication Critical patent/PL3266756T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/25—Diamond
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/25—Diamond
    • C01B32/26—Preparation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/18—Cutting tools of which the bits or tips or cutting inserts are of special material with cutting bits or tips or cutting inserts rigidly mounted, e.g. by brazing
    • B23B27/20—Cutting tools of which the bits or tips or cutting inserts are of special material with cutting bits or tips or cutting inserts rigidly mounted, e.g. by brazing with diamond bits or cutting inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/065—Presses for the formation of diamonds or boronitrides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C04B35/528—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02—Elements
    • C30B29/04—Diamond
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/21—Attrition-index or crushing strength of granulates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • C04B2235/425—Graphite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • C04B2235/427—Diamond
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/781—Nanograined materials, i.e. having grain sizes below 100 nm
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
PL16761363T 2015-03-06 2016-01-20 Polikrystaliczny korpus diamentowy, narzędzie tnące, narzędzie odporne na zużycie, oraz narzędzie szlifierskie PL3266756T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015044438A JP6458559B2 (ja) 2015-03-06 2015-03-06 ダイヤモンド多結晶体、切削工具、耐摩工具、および研削工具
PCT/JP2016/051501 WO2016143391A1 (ja) 2015-03-06 2016-01-20 ダイヤモンド多結晶体、切削工具、耐摩工具、研削工具、およびダイヤモンド多結晶体の製造方法
EP16761363.7A EP3266756B1 (en) 2015-03-06 2016-01-20 Polycrystalline diamond body, cutting tool, wear-resistant tool, and grinding tool

Publications (1)

Publication Number Publication Date
PL3266756T3 true PL3266756T3 (pl) 2020-11-02

Family

ID=56876031

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16761363T PL3266756T3 (pl) 2015-03-06 2016-01-20 Polikrystaliczny korpus diamentowy, narzędzie tnące, narzędzie odporne na zużycie, oraz narzędzie szlifierskie

Country Status (7)

Country Link
US (1) US10421129B2 (enExample)
EP (1) EP3266756B1 (enExample)
JP (1) JP6458559B2 (enExample)
CN (2) CN107406334B (enExample)
ES (1) ES2791993T3 (enExample)
PL (1) PL3266756T3 (enExample)
WO (1) WO2016143391A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11041791B2 (en) * 2017-08-10 2021-06-22 Sumitomo Electric Industries, Ltd. Indenter made of polycrystalline diamond, and method and apparatus using the same for evaluating crack initiation load
KR20200072483A (ko) * 2017-10-20 2020-06-22 스미토모덴키고교가부시키가이샤 합성 단결정 다이아몬드, 공구 및 합성 단결정 다이아몬드의 제조 방법
US11787699B2 (en) 2017-11-17 2023-10-17 Sumitomo Electric Industries, Ltd. Diamond polycrystal and method of producing the same
CN110318032A (zh) * 2018-03-29 2019-10-11 中国科学院宁波材料技术与工程研究所 一种超细纳米晶金刚石精密刀具及其制造方法
GB201919158D0 (en) * 2019-12-23 2020-02-05 Element Six Tech Ltd Non-planner diamond body
CN111635231B (zh) * 2020-06-05 2021-12-17 四川大学 一种多晶金刚石透明陶瓷的制备方法
CN113352237B (zh) * 2021-02-08 2022-05-06 长沙理工大学 一种在线检测并实时修正槽型的砂轮开槽装置
CN113319750B (zh) * 2021-02-08 2022-05-24 长沙理工大学 一种在线检测并实时修正槽型的砂轮开槽方法
CN114199610B (zh) * 2021-12-13 2025-05-23 郑州磨料磨具磨削研究所有限公司 一种金刚石强度测试装置和方法
CN117161992B (zh) * 2023-09-28 2025-08-22 哈尔滨工业大学 一种基于径向跳动量在位监测的永磁半球端抛光头粘接工艺方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4923490A (en) * 1988-12-16 1990-05-08 General Electric Company Novel grinding wheels utilizing polycrystalline diamond or cubic boron nitride grit
JP2795738B2 (ja) 1990-07-13 1998-09-10 科学技術庁無機材質研究所長 ダイヤモンド基焼結材料
JP2839674B2 (ja) 1990-08-31 1998-12-16 科学技術庁無機材質研究所長 耐摩耗性にすぐれたダイヤモンド基焼結材料の製造方法
JP4275896B2 (ja) * 2002-04-01 2009-06-10 株式会社テクノネットワーク四国 ダイヤモンド多結晶体およびその製造方法
CN1735716A (zh) * 2003-05-26 2006-02-15 住友电气工业株式会社 金刚石涂敷的电极及其制备方法
DE102004026976A1 (de) * 2004-06-02 2006-03-16 Universität Bayreuth Verfahren zur Herstellung von nanokristallinem stäbchenförmigem Diamant und Anwendungen dafür
JP5013156B2 (ja) * 2005-07-21 2012-08-29 住友電気工業株式会社 高硬度ダイヤモンド多結晶体およびその製造方法
CN101532970B (zh) * 2008-03-11 2011-07-20 宝山钢铁股份有限公司 多晶体中各组成晶粒的晶体取向和微观力学性能测定方法
JP5263500B2 (ja) * 2008-07-22 2013-08-14 三菱マテリアル株式会社 複層構造ダイヤモンド基焼結体、ダイヤモンド工具及びその製造方法
JP5416507B2 (ja) * 2009-08-07 2014-02-12 住友電気工業株式会社 回転切削工具
JP5534181B2 (ja) * 2010-03-12 2014-06-25 住友電気工業株式会社 ダイヤモンド多結晶体
EP3401040A1 (en) 2010-08-19 2018-11-14 Sumitomo Electric Industries, Ltd. Polycrystalline diamond and method of manufacturing the same
WO2012141171A1 (ja) * 2011-04-11 2012-10-18 住友電気工業株式会社 切削工具およびその製造方法
CN102784917A (zh) * 2011-05-18 2012-11-21 中国石油化工集团公司 直接合成金刚石磨块的制造方法
US9254554B1 (en) * 2012-02-16 2016-02-09 Us Synthetic Corporation Polycrystalline diamond compact including substantially single-phase polycrystalline diamond body, methods of making same, and applications therefor
JP6015325B2 (ja) * 2012-10-09 2016-10-26 住友電気工業株式会社 ダイヤモンド多結晶体およびその製造方法、ならびに工具
JP6007732B2 (ja) * 2012-11-06 2016-10-12 住友電気工業株式会社 ダイヤモンド多結晶体およびその製造方法
JP2014129218A (ja) * 2012-11-30 2014-07-10 Sumitomo Electric Ind Ltd ダイヤモンド多結晶体およびその製造方法、ならびに工具

Also Published As

Publication number Publication date
CN107406334A (zh) 2017-11-28
ES2791993T3 (es) 2020-11-06
US10421129B2 (en) 2019-09-24
US20180079010A1 (en) 2018-03-22
WO2016143391A1 (ja) 2016-09-15
JP2016164102A (ja) 2016-09-08
CN112340727B (zh) 2023-08-29
CN112340727A (zh) 2021-02-09
CN107406334B (zh) 2020-11-27
EP3266756B1 (en) 2020-05-13
EP3266756A4 (en) 2018-12-05
EP3266756A1 (en) 2018-01-10
JP6458559B2 (ja) 2019-01-30

Similar Documents

Publication Publication Date Title
EP3255023A4 (en) Cubic boron nitride polycrystalline body, cutting tool, abrasion resistant tool, grinding tool and method for producing cubic boron nitride polycrystalline body
EP3257829A4 (en) Cubic boron nitride polycrystal, cutting tool, wear resistant tool, grinding tool, and method for producing cubic boron nitride polycrystal
EP3124151A4 (en) Rotating cutting tool having polycrystalline diamond sintered body
EP3124152A4 (en) Cutting insert, body for cutting insert, and cutting tool
EP3124145A4 (en) Cubic boron nitride sintered body cutting tool
EP3100811A4 (en) Insert and cutting edge-replaceable rotary cutting tool
EP3199283A4 (en) Cutting insert and replaceable-edge rotary cutting tool
EP3150318A4 (en) Cutting insert, body, and cutting tool
EP3266756A4 (en) Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool and method for producing polycrystalline diamond body
EP3241638A4 (en) Cutting insert, tool body, and cutting tool
EP3112068A4 (en) Cutting insert and cutting tool
IL246521B (en) A central rotatable drill bit, and a cutting tool for it
EP3156384A4 (en) Sintered body and cutting tool
GB2550689B (en) Diamond tool piece
EP3213842A4 (en) Composite diamond body and composite diamond tool
EP3227044A4 (en) Rotary cutting tool and cutting insert therefor
HUE057234T2 (hu) Vágóasztal
EP3117941A4 (en) Cutting insert, tool body, and cutting tool
EP3153485A4 (en) Sintered body and cutting tool
EP3357642A4 (en) DIAMOND ABRASIVE GRAIN FOR A WIRE TOOL AND TOOL
SG11201703248YA (en) Ceramic end mill and method for cutting difficult-to-cut material using the same
EP3225608A4 (en) Sintered object based on cubic boron nitride, and cutting tool constituted of sintered object based on cubic boron nitride
EP3162481A4 (en) Cutting tool and tool body
ZA201801990B (en) Polycrystalline diamond, methods of forming same, cutting elements, and earth-boring tools
SG11201704357TA (en) Single-crystal diamond material, single-crystal diamond chip, and perforated tool