KR920021241A - 경질입자분산 합금분말 및 그 제조방법 - Google Patents

경질입자분산 합금분말 및 그 제조방법 Download PDF

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KR920021241A
KR920021241A KR1019920008827A KR920008827A KR920021241A KR 920021241 A KR920021241 A KR 920021241A KR 1019920008827 A KR1019920008827 A KR 1019920008827A KR 920008827 A KR920008827 A KR 920008827A KR 920021241 A KR920021241 A KR 920021241A
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powder
particle
hard
alloy
particles
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KR1019920008827A
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KR100248499B1 (ko
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야스시 다사나베
히로시 엔도
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기시다 도시오
다이도 도꾸슈고 가부시끼가이샤
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1084—Alloys containing non-metals by mechanical alloying (blending, milling)
    • 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
    • B22F2998/10—Processes characterised by the sequence of their steps

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

내용 없음.

Description

경질입자분산 합금분말 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 실시예 1,2 및 비교예에 의한 경질입자 분산합금 분말의 금속조직 사진,
제2도는 실시예 3에 있어서의 중간제조물인 잉고트의 미세조직을 나타내는 금속조직사진.

Claims (8)

  1. 기초재료중에 입자직경 0.1-50㎛의 경질입자가 균일분산상태로 함유된 경질입자 분산 합금 분말.
  2. 제1항에 있어서, 분말의 직경이 10-10,000㎛의 크기로 조정된 경질 입자분산합금 분말.
  3. 입자직경 0.1-300㎛의 금속 또는 합금입자 분말과, 입자직경 0.1-50㎛의 경질입자분말과, 유기 결합제를 혼합하고, 분말체 적층용접에 적합한 입자직경으로 입자조성한 후 그 입자조성된 입자조성 분말입자와 용접재료로서 분말체 적층 용접으로 용접금속괴를 형성하고, 그 용접금속괴를 기계적으로 분쇄하고, 분급해서 경질입자 분산합금분말을 제조하는 방법.
  4. 입자직경 0.1-300㎛의 금속 또는 합금입자 분말과, 입자직경 0.1-50㎛의 경질입자분말과 유기결합제와를 혼합하여 아아크용해 또는 플라즈마 아아크 용해에 적합한 입자직경으로 입자조성한 후 그 입자조성된 입자조성분말 입자를 용접 재료로 해서 아아크용해 또는 플라즈마용해를 행하고, 입자조성 분말 입자내에서 용융체를 형성할때까지 가열하고, 입자조성 분말입자를 그대로 유지한 상태에서 응고시켜서 적층하고, 잉고트를 형성하고, 그 잉고트를 기계적으로 분쇄하고, 분급해서 경질 입자분산합금분말을 제조하는 방법.
  5. 제4항에 있어서, 입자조성 분말입자가 용해전에 전기한 금속 또는 합금의 녹는점의 0.4-1.6배의 온도범위에서 수소기류중 불활성 기류중 또는 진공중에서 탈기 및 소둔을 행하는 것을 특징으로 하는 경질입자분말 합금분말의 제조방법.
  6. 제3항, 제4항 또는 제5항중의 어느 한 항에 있어서, 기계적 분쇄가 전기한 용접금속괴 또는 전기한 잉고트를 기초재료로 하는 금속 또는 합금의 녹는점의 0.4-1.6배의 온도에서 소정시간 유지해서 냉각시킨 후에 행하는 것을 특징으로 하는 경질입자분산합금 분말의 제조방법.
  7. 제3항, 제4항, 제5항 또는 제6항중의 어느 한 항에 있어서, 기계적 분쇄가 전기한 용접금속괴 또는 전기한 잉고트를 절삭 부스러기 형상으로 한 후에 실행하는 것을 특징으로 하는 경질입자분산합금 분말의 제조방법.
  8. 제3항, 제4항, 제5항, 제6항 또는 제7항중의 어느 한 항에 있어서, 상기한 분급에 의해 최종적인 분말의 입자직경을 10-10,000㎛로 조정하는 것을 특징으로 하는 경질입자 분산합금분말의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019920008827A 1991-05-27 1992-05-25 경질입자분산 합금분말 제조방법 KR100248499B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP12138691 1991-05-27
JP91-121386 1991-05-27
JP4013288A JPH0768563B2 (ja) 1991-05-27 1992-01-28 硬質粒子分散合金粉末の製造方法
JP92-13288 1992-01-28

Publications (2)

Publication Number Publication Date
KR920021241A true KR920021241A (ko) 1992-12-18
KR100248499B1 KR100248499B1 (ko) 2001-04-02

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Country Status (5)

Country Link
US (1) US5350437A (ko)
EP (1) EP0515944B1 (ko)
JP (1) JPH0768563B2 (ko)
KR (1) KR100248499B1 (ko)
DE (1) DE69200698T2 (ko)

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KR20210031554A (ko) * 2019-09-11 2021-03-22 한국생산기술연구원 고융점 균일 금속 실리사이드 복합체 분말 제조 방법 및 고융점 균일 금속 실리사이드 복합체 분말

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Publication number Priority date Publication date Assignee Title
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Also Published As

Publication number Publication date
US5350437A (en) 1994-09-27
JPH0768563B2 (ja) 1995-07-26
EP0515944B1 (en) 1994-11-23
DE69200698T2 (de) 1995-04-27
EP0515944A1 (en) 1992-12-02
JPH0539501A (ja) 1993-02-19
KR100248499B1 (ko) 2001-04-02
DE69200698D1 (de) 1995-01-05

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