RU97115169A - METHOD FOR PRODUCING ABRASIVE PRODUCT AND ABRASIVE PRODUCT OBTAINED BY THIS METHOD - Google Patents

METHOD FOR PRODUCING ABRASIVE PRODUCT AND ABRASIVE PRODUCT OBTAINED BY THIS METHOD

Info

Publication number
RU97115169A
RU97115169A RU97115169/02A RU97115169A RU97115169A RU 97115169 A RU97115169 A RU 97115169A RU 97115169/02 A RU97115169/02 A RU 97115169/02A RU 97115169 A RU97115169 A RU 97115169A RU 97115169 A RU97115169 A RU 97115169A
Authority
RU
Russia
Prior art keywords
carried out
heat treatment
diamond crystals
preform
semi
Prior art date
Application number
RU97115169/02A
Other languages
Russian (ru)
Other versions
RU2147508C1 (en
Inventor
С.К. Гордеев
С.Г. Жуков
Л.В. Данчукова
Экстрем Томми
Original Assignee
Акционерное общество закрытого типа "Карбид"
Filing date
Publication date
Application filed by Акционерное общество закрытого типа "Карбид" filed Critical Акционерное общество закрытого типа "Карбид"
Priority claimed from RU97115169A external-priority patent/RU2147508C1/en
Priority to RU97115169A priority Critical patent/RU2147508C1/en
Priority to AT98941338T priority patent/ATE224858T1/en
Priority to EA200000186A priority patent/EA003437B1/en
Priority to IL16155598A priority patent/IL161555A0/en
Priority to JP2000510683A priority patent/JP4225684B2/en
Priority to BR9811633-9A priority patent/BR9811633A/en
Priority to EP98941338A priority patent/EP1019337B1/en
Priority to PCT/EP1998/004414 priority patent/WO1999012866A1/en
Priority to DE69808324T priority patent/DE69808324T2/en
Priority to IL13457598A priority patent/IL134575A/en
Priority to EP02012420.2A priority patent/EP1253123B1/en
Priority to PL98339012A priority patent/PL339012A1/en
Priority to KR1020007002361A priority patent/KR100657798B1/en
Priority to CN98809934A priority patent/CN1125793C/en
Priority to CA002301775A priority patent/CA2301775C/en
Priority to CZ2000613A priority patent/CZ2000613A3/en
Priority to ES98941338T priority patent/ES2187055T3/en
Priority to AU89757/98A priority patent/AU749202B2/en
Priority to US09/262,609 priority patent/US6179886B1/en
Priority claimed from US09/262,609 external-priority patent/US6179886B1/en
Publication of RU97115169A publication Critical patent/RU97115169A/en
Publication of RU2147508C1 publication Critical patent/RU2147508C1/en
Application granted granted Critical
Priority to HK01101734A priority patent/HK1030767A1/en
Priority to IL161555A priority patent/IL161555A/en
Priority to JP2008068019A priority patent/JP5047016B2/en

Links

Claims (1)

1. Способ получения абразивного изделия, включающий стадию формования пористой заготовки из алмазосодержащей смеси, получение полуфабриката путем термообработки заготовки и пропитку полученного полуфабриката расплавленным кремнием, отличающийся тем, что для формования используют частицы алмазных кристаллов с отличающимися друг от друга размерами, которые размещают в разных частях формы.1. A method of producing an abrasive product, comprising the step of forming a porous preform from a diamond-containing mixture, obtaining a semi-finished product by heat treatment of the preform and impregnating the obtained semi-finished product with molten silicon, characterized in that particles of diamond crystals with different sizes that are placed in different parts are used for molding forms. 2. Способ по п.1, отличающийся тем, что используют кристаллы алмаза с размерами отличающимися не менее чем в 2 раза. 2. The method according to claim 1, characterized in that the use of diamond crystals with sizes different not less than 2 times. 3. Способ по п.1 или 2, отличающийся тем, что пористую заготовку формуют с содержанием не менее 95 мас.% алмазных кристаллов. 3. The method according to claim 1 or 2, characterized in that the porous preform is molded with a content of at least 95 wt.% Diamond crystals. 4. Способ по пп.1, 2 или 3, отличающийся тем, что термообработку заготовки осуществляют до уменьшения концентрации алмазных кристаллов не более чем на 50 мас.%. 4. The method according to PP.1, 2 or 3, characterized in that the heat treatment of the workpiece is carried out until the concentration of diamond crystals is reduced by no more than 50 wt.%. 5. Способ по любому из пп.1, 2, 3 или 4, отличающийся тем, что заготовки формуют с пористостью 30 - 60 oб.%
6. Способ по любому из пп.1, 2, 3, 4 или 5, отличающийся тем, что формование осуществляют прессованием.
5. The method according to any one of claims 1, 2, 3 or 4, characterized in that the preforms are molded with a porosity of 30-60% by volume.
6. The method according to any one of claims 1, 2, 3, 4 or 5, characterized in that the molding is carried out by pressing.
7. Способ по любому из пп.1, 2, 3, 4 или 5, отличающийся тем, что формование осуществляют шликерным литьем или шликерным наливом. 7. The method according to any one of claims 1, 2, 3, 4 or 5, characterized in that the molding is carried out by slip casting or slip filling. 8. Способ по любому из пп.1 - 7, отличающийся тем, что термообработку осуществляют в инертной среде при температуре 1000 - 1700oС.8. The method according to any one of claims 1 to 7, characterized in that the heat treatment is carried out in an inert atmosphere at a temperature of 1000 - 1700 o C. 9. Способ по любому из пп.1 - 8, отличающийся тем, что термообработку осуществляют в вакууме или инертном газе. 9. The method according to any one of claims 1 to 8, characterized in that the heat treatment is carried out in vacuum or inert gas. 10. Способ по любому из пп.1 - 7, отличающийся тем, что термообработку осуществляют в среде газообразного углеводорода или газообразных углеводородов при температуре, превышающей температуру их термического разложения. 10. The method according to any one of claims 1 to 7, characterized in that the heat treatment is carried out in a gaseous hydrocarbon or gaseous hydrocarbons at a temperature exceeding the temperature of their thermal decomposition. 11. Способ по п.10, отличающийся тем, что термообработку заготовки осуществляют до уменьшения концентрации алмазных кристаллов не более чем на 25 мас.%. 11. The method according to claim 10, characterized in that the heat treatment of the preform is carried out until the concentration of diamond crystals is reduced by no more than 25 wt.%. 12. Способ по любому из пп.1 - 7, 10 или 11, отличающийся тем, что термообработку заготовки осуществляют в природном газе. 12. The method according to any one of claims 1 to 7, 10 or 11, characterized in that the heat treatment of the preform is carried out in natural gas. 13. Способ по любому из пп.1 - 7, 10 или 11, отличающийся тем, что термообработку заготовки осуществляют в среде, по крайней мере, одного из газов, выбранного из группы, содержащей ацетилен, метан, этан, пропан, пентан, гексан, бензол и их производные. 13. The method according to any one of claims 1 to 7, 10 or 11, characterized in that the heat treatment of the preform is carried out in the medium of at least one of the gases selected from the group consisting of acetylene, methane, ethane, propane, pentane, hexane , benzene and their derivatives. 14. Способ по п. 12, отличающийся тем, что термообработку осуществляют при t = 750-950oС.14. The method according to p. 12, characterized in that the heat treatment is carried out at t = 750-950 o C. 15. Способ по 13, отличающийся тем, что термообработку осуществляют при t = 510-1200oС.15. The method according to 13, characterized in that the heat treatment is carried out at t = 510-1200 o C. 16. Способ по любому из пп.1 - 15, отличающийся тем, что пропитку жидким кремнием производят путем расплавления кремния на поверхности полуфабриката. 16. The method according to any one of claims 1 to 15, characterized in that the impregnation with liquid silicon is carried out by melting silicon on the surface of the semi-finished product. 17. Способ по любому из пп.1 - 15, отличающийся тем, что пропитку осуществляют путем налива расплавленного кремния на поверхность полуфабриката. 17. The method according to any one of claims 1 to 15, characterized in that the impregnation is carried out by pouring molten silicon onto the surface of the semi-finished product. 18. Способ по любому из пп.1 - 15, отличающийся тем, что пропитку осуществляют путем окунания полуфабриката в расплавленный кремний. 18. The method according to any one of claims 1 to 15, characterized in that the impregnation is carried out by dipping the semi-finished product in molten silicon. 19. Абразивное изделие, содержащее алмазные кристаллы, расположенные в матрице, состоящей из карбида кремния и кремния, отличающееся тем, что часть изделия содержит алмазные кристаллы по крайней мере одного размера в большей концентрации, чем другие части изделия. 19. An abrasive product containing diamond crystals located in a matrix consisting of silicon carbide and silicon, characterized in that part of the product contains diamond crystals of at least one size in a higher concentration than other parts of the product. 20. Абразивное изделие по п.19, отличающееся тем, что размеры алмазных кристаллов отличаются не менее чем в 2 раза. 20. The abrasive product according to claim 19, characterized in that the size of the diamond crystals differ by at least 2 times. 21. Абразивное изделие по п. 19 или 20, отличающееся тем, что оно выполнено с пористостью не более 5 oб.% 21. An abrasive product according to claim 19 or 20, characterized in that it is made with a porosity of not more than 5 vol.%
RU97115169A 1997-09-05 1997-09-05 Method of abrasive article production and abrasive article produced RU2147508C1 (en)

Priority Applications (22)

Application Number Priority Date Filing Date Title
RU97115169A RU2147508C1 (en) 1997-09-05 1997-09-05 Method of abrasive article production and abrasive article produced
KR1020007002361A KR100657798B1 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
CA002301775A CA2301775C (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
IL16155598A IL161555A0 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
JP2000510683A JP4225684B2 (en) 1997-09-05 1998-07-16 Method for producing diamond-silicon carbide-silicon composite material
BR9811633-9A BR9811633A (en) 1997-09-05 1998-07-16 Process for making a silicon-silicon carbide diamond composite of diamond particles, and, body in which the diamond particles are bonded to a silicon carbide matrix
EP98941338A EP1019337B1 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
PCT/EP1998/004414 WO1999012866A1 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
DE69808324T DE69808324T2 (en) 1997-09-05 1998-07-16 METHOD FOR PRODUCING A DIAMOND-SILICIUM-CARBIDE-SILICON COMPOSITE AND A COMPOSITE PRODUCED BY THIS METHOD
IL13457598A IL134575A (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
EP02012420.2A EP1253123B1 (en) 1997-09-05 1998-07-16 A diamond-silicon carbide-silicon composite
PL98339012A PL339012A1 (en) 1997-09-05 1998-07-16 Method of obtaining a composite material: diamond - silicon carbide - silicon and copmosite material obtained thereby
AT98941338T ATE224858T1 (en) 1997-09-05 1998-07-16 METHOD FOR PRODUCING A DIAMOND-SILICON CARBIDE-SILICON COMPOSITE AND A COMPOSITE PRODUCED BY THIS METHOD
CN98809934A CN1125793C (en) 1997-09-05 1998-07-16 Method of mfg. diamond-silicon carbide-silicon composite and composite produced by this method
EA200000186A EA003437B1 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and composite produced by this method
CZ2000613A CZ2000613A3 (en) 1997-09-05 1998-07-16 Process for producing composite of diamond, silicon carbide and silicon as well as composite produced in such a manner
ES98941338T ES2187055T3 (en) 1997-09-05 1998-07-16 METHOD OF MANUFACTURE OF A DIAMOND COMPOUND, SILICON-SILICON CARBIDE AND A COMPOUND PRODUCED ACCORDING TO THIS METHOD.
AU89757/98A AU749202B2 (en) 1997-09-05 1998-07-16 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
US09/262,609 US6179886B1 (en) 1997-09-05 1999-03-04 Method for producing abrasive grains and the composite abrasive grains produced by same
HK01101734A HK1030767A1 (en) 1997-09-05 2001-03-12 Method of manufacturing a diamond-silicon carbide-silicon composite and a body produced therefrom
IL161555A IL161555A (en) 1997-09-05 2004-04-22 Method of manufacturing a diamond-silicon carbide-silicon composite and a composite produced by this method
JP2008068019A JP5047016B2 (en) 1997-09-05 2008-03-17 Diamond-silicon carbide-silicon composite material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU97115169A RU2147508C1 (en) 1997-09-05 1997-09-05 Method of abrasive article production and abrasive article produced
US09/262,609 US6179886B1 (en) 1997-09-05 1999-03-04 Method for producing abrasive grains and the composite abrasive grains produced by same

Publications (2)

Publication Number Publication Date
RU97115169A true RU97115169A (en) 1999-06-27
RU2147508C1 RU2147508C1 (en) 2000-04-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU97115169A RU2147508C1 (en) 1997-09-05 1997-09-05 Method of abrasive article production and abrasive article produced

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0721760D0 (en) * 2007-11-06 2007-12-19 Element Six Ltd Composite material
US8292006B2 (en) * 2009-07-23 2012-10-23 Baker Hughes Incorporated Diamond-enhanced cutting elements, earth-boring tools employing diamond-enhanced cutting elements, and methods of making diamond-enhanced cutting elements

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