SE8001534L - GRINDING BODY - Google Patents

GRINDING BODY

Info

Publication number
SE8001534L
SE8001534L SE8001534A SE8001534A SE8001534L SE 8001534 L SE8001534 L SE 8001534L SE 8001534 A SE8001534 A SE 8001534A SE 8001534 A SE8001534 A SE 8001534A SE 8001534 L SE8001534 L SE 8001534L
Authority
SE
Sweden
Prior art keywords
mass
crystals
boron nitride
cubic boron
bound
Prior art date
Application number
SE8001534A
Other languages
Swedish (sv)
Other versions
SE454983B (en
Inventor
Jr R H Wentorf
W A Rocco
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
Publication of SE8001534L publication Critical patent/SE8001534L/en
Publication of SE454983B publication Critical patent/SE454983B/en

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)

Claims (2)

PATENTKRAV 1. Skgrplatta (tool insert) meld en sammanbunden (unified) massa, innehAllande mer In 70 volym-% kristaller av kubisk bornitrid, bunden till en storre metallmassa sAsom underlag, kgnn.etecknad dgrav, att massan as kristaller av kubisk bornitrid fgreligger kombination medCLAIM REQUIREMENTS 1. Tool insert reports a unified mass, containing more In 70% by volume of crystals of cubic boron nitride, bound to a larger metal mass such as a substrate, as a drawn grave, with 1. en masse av hArdmete11 (sintered carbide), mom gr kraftigt bunden till denna massa, 2. varvid grgnsytan mellan massan av kristaller av kubisk bornitrid och hArdmetallen Kr fri fin hAlrum och har oregelbunden stunt sammanlAsande (interlocking) form i en skala av ca. 1-100 /4(m. varvid smmnanlAsningen fgreligger mellan enakilda kristaller av kubis: bornitrid och delar av hardmetallmassan. ,v41. a mass of sintered carbide, strongly bound to this mass, 2. the green surface between the mass of crystals of cubic boron nitride and the hard metal has a free fine cavity and has an irregular stunt interlocking shape on a scale of approx. . 1-100 / 4. 2. 341 S2 3J jq 362. 341 S2 3J jq 36
SE8001534A 1971-07-01 1980-02-27 HARD MATERIAL BODY OF CUBIC BORN NITRID SE454983B (en)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
SE8001534L true SE8001534L (en) 1980-02-27
SE454983B SE454983B (en) 1988-06-13

Family

ID=26855307

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7208677A SE415882B (en) 1971-07-01 1972-06-30 HARD METAL COMPOSITION BODY, IN PARTICULAR FOR GRINDING OR CUTTING TOOLS, INCLUDING CRYSTIC BORNITRID CRYSTALS AND HARD METAL MATERIALS AND PROCEDURE FOR MAKING THE COMPOSITE BODY
SE8001534A SE454983B (en) 1971-07-01 1980-02-27 HARD MATERIAL BODY OF CUBIC BORN NITRID

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7208677A SE415882B (en) 1971-07-01 1972-06-30 HARD METAL COMPOSITION BODY, IN PARTICULAR FOR GRINDING OR CUTTING TOOLS, INCLUDING CRYSTIC BORNITRID CRYSTALS AND HARD METAL MATERIALS AND PROCEDURE FOR MAKING THE COMPOSITE BODY

Country Status (10)

Country Link
JP (2) JPS5243846B1 (en)
AT (1) AT336432B (en)
BE (1) BE785771A (en)
CH (1) CH579437A5 (en)
DE (2) DE2265792C2 (en)
DK (1) DK155659C (en)
FR (1) FR2144426A5 (en)
IT (1) IT956916B (en)
NL (2) NL174715C (en)
SE (2) SE415882B (en)

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 (en) * 1972-11-01 1974-05-09 Gen Electric METHOD FOR PRODUCING A LAYER OF CUBIC BORNITRIDE DIRECTLY CONNECTED TO A BODY MASS WITH A HIGH MODULE OF ELASTICITY
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
US4186022A (en) * 1977-06-08 1980-01-29 Vsesojuzny Nauchno-Issledovatelsky Institut Abrazivov I Shlifovania Superhard composite material
DE2726939C2 (en) * 1977-06-15 1982-07-22 Institut fiziki vysokich davlenij Akademii Nauk SSSR, Akademgorodok, Moskovskaya oblast' Composite body and method of making the same
JPS5823353B2 (en) * 1978-05-17 1983-05-14 住友電気工業株式会社 Sintered body for cutting tools and its manufacturing method
GB2048956B (en) * 1979-03-29 1983-02-16 Sumitomo Electric Industries Sintered compact for a machining tool
JPS6082841U (en) * 1983-11-14 1985-06-08 スタンレー電気株式会社 Transistor on voltage rise prevention circuit
JPS6131660A (en) * 1984-07-20 1986-02-14 Fuji Electric Co Ltd Engine starter
FR2592821B1 (en) * 1986-01-16 1989-02-03 Inst Sverkhtverdykh Mat DEVICE FOR HOT COMPRESSION OF A COMPOSITE MATERIAL CONTAINING DIAMONDS OR CUBIC BORON NITRIDE
JPS61201751A (en) * 1985-03-04 1986-09-06 Nippon Oil & Fats Co Ltd High hardness sintered body and its manufacture
US4705124A (en) * 1986-08-22 1987-11-10 Minnesota Mining And Manufacturing Company Cutting element with wear resistant crown
FR2605676B1 (en) * 1986-10-24 1993-06-18 Combustibles Nucleaires Ste In ULTRADORING ABRASIVE TOOL FOR EXCAVATING HEAD AND METHOD FOR MANUFACTURING SUCH A TOOL
AT388523B (en) * 1987-03-16 1989-07-25 Miba Sintermetall Ag METHOD FOR PRODUCING A SINTER BODY WITH AT LEAST ONE WEARING LAYER CONTAINING MOLYBDA
EP0301492B1 (en) * 1987-07-29 1992-02-19 Sumitomo Electric Industries, Ltd. Method for bonding cubic boron nitride sintered compact
FR2638461A1 (en) * 1988-11-03 1990-05-04 Combustible Nucleaire ABRASIVE COMPOSITE PRODUCT COMPRISING AN ACTIVE PART OF ULTRA-HARD MATERIAL AND METHOD FOR MANUFACTURING SUCH A PRODUCT
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 (en) * 1990-01-10 1995-01-11 니흥유지 가부시끼가이샤 Cutting tool assembly
US5326380A (en) * 1992-10-26 1994-07-05 Smith International, Inc. Synthesis of polycrystalline cubic boron nitride
JPH06190731A (en) * 1992-11-05 1994-07-12 General Electric Co <Ge> Insert for grinding tool with high torque fastener
DE69519341T2 (en) 1994-08-01 2001-03-15 Sumitomo Electric Industries, Ltd. Superhard composite material for tools
DE69527236T2 (en) 1994-09-16 2003-03-20 Sumitomo Electric Industries, Ltd. Multi-layer film made of ultra-fine particles and hard composite material for tools that contain this film
JP3866305B2 (en) 1994-10-27 2007-01-10 住友電工ハードメタル株式会社 Composite high hardness material for tools
US7524785B2 (en) 2004-01-08 2009-04-28 Sumitomo Electric Hardmetal Corp. Cubic boron nitride sintered body
JP4927559B2 (en) 2004-10-28 2012-05-09 京セラ株式会社 Cubic boron nitride sintered body and cutting tool using the same
JP2017014084A (en) 2015-07-03 2017-01-19 昭和電工株式会社 Cubic crystal boron nitride sintered body, method of producing cubic crystal boron nitride sintered body, tool and cutting tool
JP7269967B2 (en) * 2018-06-28 2023-05-09 ダイヤモンド イノヴェーションズ インコーポレイテッド PCBN sintered compact

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE661132C (en) * 1931-04-19 1938-06-11 Fried Krupp Akt Ges Method of making tools
US2888355A (en) * 1955-01-03 1959-05-26 Carborundum Co Boron nitride-metal carbide bodies and the manufacture thereof
US2941248A (en) * 1958-01-06 1960-06-21 Gen Electric High temperature high pressure apparatus
US2947617A (en) * 1958-01-06 1960-08-02 Gen Electric Abrasive material and preparation thereof
DE1169833B (en) * 1960-10-03 1964-05-06 Gen Electric Process for the production of a grinding or cutting body
US3136615A (en) * 1960-10-03 1964-06-09 Gen Electric Compact of abrasive crystalline material with boron carbide bonding medium
US3279049A (en) * 1963-12-05 1966-10-18 Chromalloy Corp Method for bonding a sintered refractory carbide body to a metalliferous surface
GB1042711A (en) * 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
BE785771A (en) 1972-11-03
NL174715B (en) 1984-03-01
NL174715C (en) 1984-08-01
DK155659C (en) 1989-10-16
DE2232227C2 (en) 1984-07-05
DK155659B (en) 1989-05-01
JPS5243846B1 (en) 1977-11-02
NL180445B (en) 1986-09-16
JPS5940579B2 (en) 1984-10-01
AT336432B (en) 1977-05-10
NL180445C (en) 1987-02-16
DE2232227A1 (en) 1973-01-11
DE2265792C2 (en) 1987-11-12
SE454983B (en) 1988-06-13
CH579437A5 (en) 1976-09-15
NL8302488A (en) 1983-11-01
NL7208868A (en) 1973-01-03
FR2144426A5 (en) 1973-02-09
IT956916B (en) 1973-10-10
JPS54119506A (en) 1979-09-17
ATA570972A (en) 1976-08-15
SE415882B (en) 1980-11-10

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