KR970033481A - 개선된 성질을 갖는 연마용 콤팩트의 제조 방법 - Google Patents

개선된 성질을 갖는 연마용 콤팩트의 제조 방법 Download PDF

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KR970033481A
KR970033481A KR1019960064371A KR19960064371A KR970033481A KR 970033481 A KR970033481 A KR 970033481A KR 1019960064371 A KR1019960064371 A KR 1019960064371A KR 19960064371 A KR19960064371 A KR 19960064371A KR 970033481 A KR970033481 A KR 970033481A
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metal carbide
diamond particles
pcd compact
size
diamond
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KR1019960064371A
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KR100402986B1 (ko
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이쿠야 오네다
하루오 칸노
히로무 사가
다케히코 하야시
야스오 니노
센다로 스기다
다케시 니시가야마
프란시스 레이몬드 코리간
헨리 사무엘 마렉
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요시다 토시오
지도샤기키 카부시키가이샤
오니시 다다시
도요다고키 가부시기가이샤
채스킨 제이 엘
제네랄 일렉트릭 캄파니
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C3/00—Abrasive blasting machines or devices; Plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
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    • 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
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    • B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/062—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies characterised by the composition of the materials to be processed
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    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
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Abstract

본 발명은 개선된 연마성/내충격성을 갖는 탄화금속 지지된 다결정성 다이아몬드(PCD) 콤팩트, 및 고온/고압(HT/HP) 가공 조건하에서의 상기 콤팩트의 제조 방법에 관한 것이다. PCD콤팩트는 미크론 이하 크기의 다이아몬드 입자와 큰 크기의 다이아몬드 입자의 혼합물을 가짐을 특징으로 한다.

Description

개선된 성질을 갖는 연마용 콤팩트의 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도3은 0.5μ의 평균 입자 크기를 갖는 다이아몬드 입자 5%와 10 내지 45μ범위의 입자 크기(평균 입자 크기 약 28μ)를 갖는 다이아몬드 입자 95%의 혼합물로부터 제조된 소결된 PCD콤팩트의 현미경사진이다.

Claims (10)

  1. (a) (i) 미크론 이하 크기의 다이아몬드 입자 및 큰 크기의 다이아몬드 입자의 혼합물을 포함하는 다이아몬드 입자 덩어리; 및 (ii) 상기 다이아몬드 입자 덩어리에 인접 배치된 접착된 탄화금속 지지층(탄화금속 입자를 포함한다)을 포함하는 반응쎌 조립체를 제공하는 단계; 및 (b) 상기 반응쎌 조립체에, 상기 다이아몬드 입자 덩어리를 다결정성 다이아몬드(PCD) 콤팩트층내로 소결시키고 상기 PCD 콤팩트층을 상기 접착된 탄화금속 지지층에 결합시키기에 유효하도록 선택된 HT/HP조건을 가하는 단계를 포함함을 특징으로 하는 탄화 금속 지지된 다결정성 다이아몬드 콤팩트의 고압/고온(HP/HT) 제조 방법.
  2. 소결된 PCD 콤팩트층; 및 상기 PCD 콤팩트층에 결합된 접착된 탄화금속 지지층(탄화금속 입자를 포함한다)을 포함하고 상기 소결된 PCD 콤팩트층이 미크론 이하 크기의 다이아몬드 입자 및 큰 크기의 다이아몬드 입자의 혼합물을 가짐을 특징으로 하는 탄화금속 지지된 PCD 콤팩트.
  3. 제 2 항에 있어서, 상기 미크론 이하 크기의 다이아몬드 입자가 약 0.01 내지 약 1μ범위의 입자 크기를 갖는 탄화금속 지지된 PCD 콤팩트.
  4. 제 3 항에 있어서, 상기 미크론 이하 크기의 다이아몬드 입자가 약 0.05μ내지 약 1μ범위의 입자 크기를 갖는 탄화금속 지지된 PCD 콤팩트.
  5. 제 2 항에 있어서, 상기 큰 크기의 다이아몬드 입자가 약 6 내지 약 100μ범위의 입자 크기를 갖는 탄화금속 지지된 PCD 콤팩트.
  6. 제 5 항에 있어서, 상기 큰 크기의 다이아몬드 입자가 약 10 내지 약 100μ범위의 입자 크기를 갖는 탄화금속 지지된 PCD 콤팩트.
  7. 제 6 항에 있어서, 상기 큰 크기의 다이아몬드 입자가 약 40 내지 약 100μ범위의 입자 크기를 갖는 탄화금속 지지된 PCD 콤팩트.
  8. 제 2 항에 있어서, 상기 소결된 PCD 콤팩트층이 약 2 내지 약 15 중량%의 미크론 이하 크기의 다이아몬드 입자를 포함하는 탄화금속 지지된 PCD 콤팩트.
  9. 제 8 항에 있어서, 상기 소결된 PCD 콤팩트층이 약 2 내지 약 8 중량%의 미크론 이하 크기의 다이아몬드 입자를 포함하는 탄화금속 지지된 PCD 콤팩트.
  10. 제 9 항에 있어서, 상기 소결된 PCD 콤팩트층이 약 4 내지 약 8 중량%의 미크론 이하 크기의 다이아몬드 입자를 포함하는 탄화금속 지지된 PCD 콤팩트.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960064371A 1995-12-12 1996-12-11 개선된성질을갖는연마용콤팩트의제조방법 KR100402986B1 (ko)

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Application Number Priority Date Filing Date Title
US08/571,312 1995-12-12
US08/571,312 US5855996A (en) 1995-12-12 1995-12-12 Abrasive compact with improved properties
JP95-347603 1995-12-15
JP95-339450 1995-12-26

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KR970033481A true KR970033481A (ko) 1997-07-22
KR100402986B1 KR100402986B1 (ko) 2004-03-20

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DE69626759D1 (de) 2003-04-24
US6132675A (en) 2000-10-17
KR100402986B1 (ko) 2004-03-20
EP0779129A3 (en) 1998-01-14
DE69626759T2 (de) 2003-12-04
JPH09254039A (ja) 1997-09-30
ES2194963T3 (es) 2003-12-01
US5855996A (en) 1999-01-05
EP0779129B1 (en) 2003-03-19

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