IT956916B - Corpi abrasivi in nitruro di boro cubico e carburo sinterizzato - Google Patents

Corpi abrasivi in nitruro di boro cubico e carburo sinterizzato

Info

Publication number
IT956916B
IT956916B IT26340/72A IT2634072A IT956916B IT 956916 B IT956916 B IT 956916B IT 26340/72 A IT26340/72 A IT 26340/72A IT 2634072 A IT2634072 A IT 2634072A IT 956916 B IT956916 B IT 956916B
Authority
IT
Italy
Prior art keywords
boron nitride
cubic boron
sintered carbide
abrasive bodies
abrasive
Prior art date
Application number
IT26340/72A
Other languages
English (en)
Italian (it)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT956916B publication Critical patent/IT956916B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • 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
    • B23B27/148—Composition of the cutting inserts
    • 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
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/30—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools lathes or like tools
    • 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
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/06—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
    • B24D3/08—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements for close-grained structure, e.g. using metal with low melting point
    • 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
    • C04B35/58—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/583—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride
    • C04B35/5831—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride based on cubic boron nitrides or Wurtzitic boron nitrides, including crystal structure transformation of powder
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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
    • C04B2235/65—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
    • C04B2235/6567—Treatment time

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Laminated Bodies (AREA)
IT26340/72A 1971-07-01 1972-06-28 Corpi abrasivi in nitruro di boro cubico e carburo sinterizzato IT956916B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15870971A 1971-07-01 1971-07-01
US15871171A 1971-07-01 1971-07-01

Publications (1)

Publication Number Publication Date
IT956916B true IT956916B (it) 1973-10-10

Family

ID=26855307

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26340/72A IT956916B (it) 1971-07-01 1972-06-28 Corpi abrasivi in nitruro di boro cubico e carburo sinterizzato

Country Status (10)

Country Link
JP (2) JPS5243846B1 (ja)
AT (1) AT336432B (ja)
BE (1) BE785771A (ja)
CH (1) CH579437A5 (ja)
DE (2) DE2232227C2 (ja)
DK (1) DK155659C (ja)
FR (1) FR2144426A5 (ja)
IT (1) IT956916B (ja)
NL (2) NL174715C (ja)
SE (2) SE415882B (ja)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3831428A (en) * 1973-03-26 1974-08-27 Gen Electric Composite wire drawing die
DE2353324A1 (de) * 1972-11-01 1974-05-09 Gen Electric Verfahren zur herstellung einer schicht aus kubischem bornitrid, die direkt mit einer tragmasse mit hohem elastizitaetsmodul verbunden ist
AU512633B2 (en) * 1976-12-21 1980-10-23 Sumitomo Electric Industries, Ltd. Sintered tool
ZA771270B (en) * 1977-03-03 1978-07-26 De Beers Ind Diamond Abrasive bodies
SE431639B (sv) * 1977-06-08 1984-02-20 Vnii Abrazivov I Le T I Im Len Ytterst hart kompositmaterial innehallande kubisk bornitrid och ett bindemedel
DE2726939C2 (de) * 1977-06-15 1982-07-22 Institut fiziki vysokich davlenij Akademii Nauk SSSR, Akademgorodok, Moskovskaya oblast' Verbundkörper und Verfahren zur Herstellung desselben
JPS5823353B2 (ja) * 1978-05-17 1983-05-14 住友電気工業株式会社 切削工具用焼結体とその製造法
SE451730B (sv) * 1979-03-29 1987-10-26 Sumitomo Electric Industries Sintrad presskropp for bearbetningsverktyg
JPS6082841U (ja) * 1983-11-14 1985-06-08 スタンレー電気株式会社 トランジスタ・オン電圧上昇防止回路
JPS6131660A (ja) * 1984-07-20 1986-02-14 Fuji Electric Co Ltd 外燃機関の始動装置
FR2592821B1 (fr) * 1986-01-16 1989-02-03 Inst Sverkhtverdykh Mat Dispositif de compression a chaud d'un materiau composite contenant des diamants ou du nitrure de bore cubique
JPS61201751A (ja) * 1985-03-04 1986-09-06 Nippon Oil & Fats Co Ltd 高硬度焼結体およびその製造方法
US4705124A (en) * 1986-08-22 1987-11-10 Minnesota Mining And Manufacturing Company Cutting element with wear resistant crown
FR2605676B1 (fr) * 1986-10-24 1993-06-18 Combustibles Nucleaires Ste In Outil a abrasifs ultradurs pour tete de creusement et procede de fabrication d'un tel outil
AT388523B (de) * 1987-03-16 1989-07-25 Miba Sintermetall Ag Verfahren zum herstellen eines sinterkoerpers mit wenigstens einer molybdaenhaltigen verschleissschicht
DE3868451D1 (de) * 1987-07-29 1992-03-26 Sumitomo Electric Industries Verfahren zur verbindung eines sinterkoerpers aus kubischem bornitrid.
FR2638461A1 (fr) * 1988-11-03 1990-05-04 Combustible Nucleaire Produit composite abrasif comportant une partie active de materiau ultra-dur et procede de fabrication d'un tel produit
US4985050A (en) * 1989-08-15 1991-01-15 General Electric Company Supported thermally stable cubic boron nitride tool blanks and method for making the same
KR950000166B1 (ko) * 1990-01-10 1995-01-11 니흥유지 가부시끼가이샤 절삭공구 조립체
US5326380A (en) * 1992-10-26 1994-07-05 Smith International, Inc. Synthesis of polycrystalline cubic boron nitride
JPH06190731A (ja) * 1992-11-05 1994-07-12 General Electric Co <Ge> 高トルクの締着具を備えた研磨工具用インサート
US5882777A (en) 1994-08-01 1999-03-16 Sumitomo Electric Industries, Ltd. Super hard composite material for tools
US5700551A (en) 1994-09-16 1997-12-23 Sumitomo Electric Industries, Ltd. Layered film made of ultrafine particles and a hard composite material for tools possessing the film
JP3866305B2 (ja) 1994-10-27 2007-01-10 住友電工ハードメタル株式会社 工具用複合高硬度材料
CA2549424C (en) 2004-01-08 2012-07-03 Sumitomo Electric Hardmetal Corp. Cubic boron nitride sintered body
WO2006046753A1 (en) 2004-10-28 2006-05-04 Kyocera Corporation Cubic boron nitride sintered material and cutting tool using the same
JP2017014084A (ja) 2015-07-03 2017-01-19 昭和電工株式会社 立方晶窒化硼素焼結体、立方晶窒化硼素焼結体の製造方法、工具、および切削工具
US11976345B2 (en) * 2018-06-28 2024-05-07 Diamond Innovations, Inc. PCBN sintered compact

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE661132C (de) * 1931-04-19 1938-06-11 Fried Krupp Akt Ges Verfahren zur Herstellung von Werkzeugen
US2888355A (en) * 1955-01-03 1959-05-26 Carborundum Co Boron nitride-metal carbide bodies and the manufacture thereof
US2947617A (en) * 1958-01-06 1960-08-02 Gen Electric Abrasive material and preparation thereof
US2941248A (en) 1958-01-06 1960-06-21 Gen Electric High temperature high pressure apparatus
US3136615A (en) * 1960-10-03 1964-06-09 Gen Electric Compact of abrasive crystalline material with boron carbide bonding medium
DE1169833B (de) * 1960-10-03 1964-05-06 Gen Electric Verfahren zur Herstellung eines Schleif- oder Schneidkoerpers
US3279049A (en) * 1963-12-05 1966-10-18 Chromalloy Corp Method for bonding a sintered refractory carbide body to a metalliferous surface
GB1042711A (ja) * 1964-02-10
JPS5243846A (en) * 1975-10-03 1977-04-06 Senichi Masuda Device for electrostatic powder coating

Also Published As

Publication number Publication date
SE454983B (sv) 1988-06-13
DE2232227C2 (de) 1984-07-05
DE2265792C2 (ja) 1987-11-12
AT336432B (de) 1977-05-10
NL7208868A (ja) 1973-01-03
DK155659C (da) 1989-10-16
SE8001534L (sv) 1980-02-27
JPS5940579B2 (ja) 1984-10-01
DK155659B (da) 1989-05-01
FR2144426A5 (en) 1973-02-09
JPS5243846B1 (ja) 1977-11-02
DE2232227A1 (de) 1973-01-11
SE415882B (sv) 1980-11-10
NL174715B (nl) 1984-03-01
CH579437A5 (ja) 1976-09-15
BE785771A (fr) 1972-11-03
ATA570972A (de) 1976-08-15
NL174715C (nl) 1984-08-01
NL180445C (nl) 1987-02-16
NL180445B (nl) 1986-09-16
NL8302488A (nl) 1983-11-01
JPS54119506A (en) 1979-09-17

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