KR930703101A - Degassing and solidification method of aluminum alloy powder - Google Patents

Degassing and solidification method of aluminum alloy powder

Info

Publication number
KR930703101A
KR930703101A KR1019930702170A KR930702170A KR930703101A KR 930703101 A KR930703101 A KR 930703101A KR 1019930702170 A KR1019930702170 A KR 1019930702170A KR 930702170 A KR930702170 A KR 930702170A KR 930703101 A KR930703101 A KR 930703101A
Authority
KR
South Korea
Prior art keywords
alloy powder
aluminum alloy
temperature
powder
aluminum
Prior art date
Application number
KR1019930702170A
Other languages
Korean (ko)
Other versions
KR960007499B1 (en
Inventor
토시히코 카지
요시노부 타케다
유우수케 오다니
키요아키 아케찌
타카오 탄지
Original Assignee
하지메 히토추야나기
스미토모 일렉트릭 인더스트리즈, 엘티디.
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 하지메 히토추야나기, 스미토모 일렉트릭 인더스트리즈, 엘티디. filed Critical 하지메 히토추야나기
Publication of KR930703101A publication Critical patent/KR930703101A/en
Application granted granted Critical
Publication of KR960007499B1 publication Critical patent/KR960007499B1/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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • 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
    • B22F1/12—Metallic powder containing non-metallic 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/142—Thermal or thermo-mechanical treatment
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • B22F3/1028—Controlled cooling
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles

Abstract

본 발명의 목적은 알루미늄 분말 또는 알루미늄 합금분말을 성형 및 응고하는 단계에서, 탈가스 수단으로서 유도가열을 이용하여 알루미늄을 탈가수 또는 응고하는 방법을 제공하는 것인데, 이 방법으로 종전 기술의 문제점이 극복될 수 있다. 본 발명의 특징은, 알루미늄 분말, 알루미늄 합금분말 또는 알루미늄 복합재 합금분말 또는 이들 분말과 비금입자와의 혼합분말을 예비성형하여 전기저항율이 최대 0.2Ω㎝가 되게 하고, 정상압력의 분위기중에서 예비성형체를 직접 유도가열하여, 300℃이상의 온도 범위에서 0.4℃/초 이상의 온도경도 400- 600℃로 온도상승시키고 및 열분해성 휘발성분을 제거하여 최대 10ppm의 수소함량을 얻는 것이다.An object of the present invention is to provide a method of dehydrating or solidifying aluminum by using induction heating as a degassing means in the step of forming and solidifying aluminum powder or aluminum alloy powder, which overcomes the problems of the prior art. Can be. A feature of the present invention is to pre-form aluminum powder, aluminum alloy powder or aluminum composite alloy powder or mixed powder of these powders and non-gold particles so that the electrical resistivity is up to 0.2Ωcm, and the preform is formed in a normal pressure atmosphere. By direct induction heating, the temperature is raised to 400-600 ° C. over 0.4 ° C./sec in the temperature range of 300 ° C. or higher and the pyrolytic volatiles are removed to obtain a hydrogen content of up to 10 ppm.

Description

알루미늄 합금분말의 탈가스 및 응고 방법Degassing and solidification method of aluminum alloy powder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 실시예 2-1)에서 얻는 단조체 성상의 도면에 대신하는 SEM사진이다. 제2도는 본 발명의 실시예 2-3)에서 얻는 단조체 성상의 도면에 대산하는 SEM 사진이다. 제3도는 본 발명의 실시예 2-6)에서 얻는 단조체 성상의 도면에 대신하는 SEM 사진이다.1 is an SEM photograph instead of the drawing of the forging property obtained in Example 2-1) of the present invention. FIG. 2 is an SEM photograph showing the diagram of the forging property obtained in Example 2-3) of the present invention. 3 is an SEM photograph instead of the drawing of the forging property obtained in Example 2-6) of the present invention.

Claims (10)

알루미늄 분말, 알루미늄 합금분말 또는 알루미늄 복합재 합금분말 또는 이들 분말과 비금속 입자와의 혼합분말을 예비성형하여 전기저항율이 최대 0.2Ω㎝가 되도록 하고, 정상압력의 분위기중에서 예비성형체를 직접 유도가열하여, 300℃이상의 온도범위에서 0.4℃/초 이상의 온도경도로 400 - 600℃로 온도상승시키고, 및 열분해성 휘발성분을 제거하여 최대 10ppm의 수소함량을 얻는 것을 특징으로 하는, 알루미늄 합금분말의 탈가스 방법.Aluminum powder, aluminum alloy powder or aluminum composite alloy powder or mixed powder of these powders with non-metallic particles is preformed so that the electrical resistivity is up to 0.2Ωcm, and the preform is directly heated in a normal pressure atmosphere. A method of degassing an aluminum alloy powder, wherein the temperature is raised to 400-600 ° C. with a temperature gradient of 0.4 ° C./sec or more and a pyrolytic volatile component is removed to obtain a hydrogen content of up to 10 ppm. 제1항에 있어서, 유도가열이 공기중에서 수행되는 알루미늄 합금분말의 탈가스 방법.The method for degassing an aluminum alloy powder according to claim 1, wherein the induction heating is performed in air. 제2항에 있어서, 유도가열에 의한 탈가스 후에, 에비성형체가 불활성 가스 분위기 중에서 냉각되는 알루미늄 합금분말의 탈가스 방법.The method for degassing an aluminum alloy powder according to claim 2, wherein after the degassing by induction heating, the eb molding is cooled in an inert gas atmosphere. 알루미늄 분말, 알루미늄 합금분말 또는 알루미늄 복합재 합금분말 또는 이들 분말과 비금속 입자와의 혼합분말을 예비성형하여 전기저항율이 최대 0.02Ω㎝가 되도록 하고, 정상압력의 비활성 분위기에서 예비성형체를 직접 유도가열하여, 300℃이상의 온도범위에서 0.4℃/초 이상의 온도상승 경도를 유지하며, 상기 분말을 압출하는 경우에 적용되는 진공 탈가수 온도 보다 30℃이상 높은 온도에 해당하는 400 - 600℃로 온도를 상승시키고, 열분해성 휘발 성분을 제거하여 최대 10ppm의 수소함량을 얻은 후, 제품을 직접 열처리하고 제품을 응고시키는 것을 특징으로 하는, 신속하게 응고된 알루미늄 합금분말의 응고방법.Aluminum powder, aluminum alloy powder or aluminum composite alloy powder or mixed powder of these powders and non-metallic particles are pre-molded so that the electrical resistivity is up to 0.02Ωcm, and the preform is directly heated in an inert atmosphere under normal pressure. Maintain a temperature rise hardness of 0.4 ° C / sec or more in a temperature range of 300 ° C or higher, and increase the temperature to 400-600 ° C corresponding to a temperature higher than 30 ° C above the vacuum dehydration temperature applied when the powder is extruded, A method of solidifying a rapidly solidified aluminum alloy powder, wherein the pyrolytic volatile component is removed to obtain a hydrogen content of up to 10 ppm, followed by direct heat treatment of the product and solidification of the product. 제4항에 있어서, 유도가열에 의하여 상승된 온도가 400℃에서 융점까지의 범위에 있는, 신속하게 응고된 알루미늄 합금분말의 응고방법.The method for solidifying rapidly solidified aluminum alloy powder according to claim 4, wherein the temperature raised by induction heating is in the range from 400 ° C to the melting point. 제4항 또는 5항에 있어서, 열가공이 분말단조인, 신속하게 응고된 알루미늄 합금분말의 응고방법.The solidification method for rapidly solidified aluminum alloy powder according to claim 4 or 5, wherein the heat processing is powder forging. 제4항에 있어서, 유도가열이 비활성 분위기에서 수행되는, 신혹하게 응고된 알루미늄 합금분말의 응고방법.5. The method of claim 4, wherein induction heating is performed in an inert atmosphere. 제4항 또는 5항에 있어서, 단조 직후에, 제품을 10℃/초 이상의 속도로 급냉하거나 또는 실온으로 냉각시킴이 없이 최대한, 단조온도로부터 단조온도-50℃이상의 온도범위에서 재가열하여 급냉 및 용액처리를 달성하는, 신속하게 응고된 알루미늄 합금분말의 응고방법.The method according to claim 4 or 5, wherein, immediately after the forging, the product is quenched by reheating at a temperature ranging from the forging temperature to the forging temperature of 50 ° C or more, without quenching the product at a rate of 10 ° C / sec or more or cooling to room temperature. A method of solidifying rapidly solidified aluminum alloy powder to achieve a treatment. 제4항 내지 제6항중의 어느 한항에 있어서 분말의 예비성형이, 분말에 유기 습윤제를 첨가하지 않고, 성형금속금형의 내벽을 습윤제로 피복하여 수행되는, 신속하게 응고된 알루미늄 합금분말의 응고방법.The method for solidifying a rapidly solidified aluminum alloy powder according to any one of claims 4 to 6, wherein the preforming of the powder is performed by coating the inner wall of the molded metal mold with the wetting agent without adding an organic wetting agent to the powder. . 제4항 내지 제7항중의 어느 한항에 있어서, 유도가열 대신에 복사가열 또는 직접적인 전기 가열이 이용되는, 신속하게 응고된 알루미늄 합금분말의 응고방법.8. The method of any of claims 4 to 7, wherein radiant heating or direct electric heating is used instead of induction heating, wherein the solidified aluminum alloy powder is solidified. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930702170A 1991-11-22 1992-11-20 Method for degassing and solidifying aluminium alloy powder KR960007499B1 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP30787391 1991-11-22
JP307873/1991 1991-11-22
JP047698/1992 1992-02-04
JP47695/1992 1992-02-04
JP4769592 1992-02-04
PCT/JP1992/001527 WO1993009899A1 (en) 1991-11-22 1992-11-20 Method for degassing and solidifying aluminum alloy powder
JP333901/1992 1992-11-20
JP33390192A JP3336645B2 (en) 1991-11-22 1992-11-20 Method for degassing and solidifying aluminum alloy powder

Publications (2)

Publication Number Publication Date
KR930703101A true KR930703101A (en) 1993-11-29
KR960007499B1 KR960007499B1 (en) 1996-06-05

Family

ID=26387853

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930702170A KR960007499B1 (en) 1991-11-22 1992-11-20 Method for degassing and solidifying aluminium alloy powder

Country Status (5)

Country Link
EP (1) EP0568705B1 (en)
JP (1) JP3336645B2 (en)
KR (1) KR960007499B1 (en)
DE (1) DE69225469T2 (en)
WO (1) WO1993009899A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2749761B2 (en) * 1993-08-09 1998-05-13 本田技研工業株式会社 Powder forging method for high yield strength and high toughness aluminum alloy powder
US6346132B1 (en) 1997-09-18 2002-02-12 Daimlerchrysler Ag High-strength, high-damping metal material and method of making the same
DE19741019C2 (en) * 1997-09-18 2000-09-28 Daimler Chrysler Ag Structural material and process for its production
JP5492550B2 (en) * 2009-12-28 2014-05-14 株式会社Ｉｈｉ Degreasing method
CN110218915B (en) * 2019-07-05 2021-07-20 江苏豪然喷射成形合金有限公司 AlSi20Fe5Ni2Method for producing a blank

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5123416A (en) * 1974-08-21 1976-02-25 Nippon Electron Optics Lab Shoketsukinzokuno seizohoho
US4435213A (en) * 1982-09-13 1984-03-06 Aluminum Company Of America Method for producing aluminum powder alloy products having improved strength properties
JPS61194101A (en) * 1985-02-20 1986-08-28 Sumitomo Electric Ind Ltd Method for degassing al powder and al alloy powder
JPS61281834A (en) * 1985-06-07 1986-12-12 Sumitomo Electric Ind Ltd Manufacture of extruding billet of aluminum alloy powder
JPS63121628A (en) * 1986-11-10 1988-05-25 Sumitomo Electric Ind Ltd Manufacture of aluminum alloy powder
SU1414501A1 (en) * 1987-01-12 1988-08-07 Предприятие П/Я Р-6058 Method of compacting articles from powders of aluminium alloys
JPS6475604A (en) * 1987-09-16 1989-03-22 Honda Motor Co Ltd Method for molding aluminum alloy powder
JPH01156402A (en) * 1987-12-11 1989-06-20 Honda Motor Co Ltd Method for compacting powder of aluminum alloy
JPH03281748A (en) * 1990-03-29 1991-12-12 Sumitomo Light Metal Ind Ltd Manufacture of vtr cylinder material

Also Published As

Publication number Publication date
EP0568705B1 (en) 1998-05-13
WO1993009899A1 (en) 1993-05-27
DE69225469D1 (en) 1998-06-18
EP0568705A4 (en) 1995-11-29
JP3336645B2 (en) 2002-10-21
JPH05320709A (en) 1993-12-03
EP0568705A1 (en) 1993-11-10
DE69225469T2 (en) 1998-09-24
KR960007499B1 (en) 1996-06-05

Similar Documents

Publication Publication Date Title
CN105899314B (en) The preparation method of titanium valve powder material, titanium and oxygen solid solution titanium valve powder material
CA1217362A (en) Method for producing aluminum powder alloy products having improved strength properties
US4063940A (en) Making of articles from metallic powder
CN105087981B (en) Preparation method for welding-resistant ablation-resistant Cu-nano Al2O3 Cr contact material
CN106041421B (en) A kind of stabilizing treatment technique of forging process
KR930703101A (en) Degassing and solidification method of aluminum alloy powder
CN105081314A (en) Method for preparing titanium product through titanium hydride powder
NO893990L (en) PROCEDURE FOR THERMOFORMING A COMPOSITE BODY WITH METAL MATRIX.
CN103769589A (en) Preparation method of high-tenacity high-conductivity pure copper sintered block material
US4069042A (en) Method of pressing and forging metal powder
CN104131222A (en) Nut machining process
US5344605A (en) Method of degassing and solidifying an aluminum alloy powder
KR890010260A (en) Special rod-like aluminum alloy parts with improved fatigue strength and manufacturing method
JP2019504762A5 (en)
US2945264A (en) Method for producing massive solid homogeneous bodies of polyethylene having a thickness of the order of several inches
CN103451464B (en) A kind of Mg 2the Mg alloy composite materials that Si strengthens
IT1241490B (en) RAPID POWDER STEEL.
US1586850A (en) Method of molding phenolic condensation products
JPS5550404A (en) Treating method of tool steel powder sintered body
CN111172481B (en) Two-stage continuous extrusion preparation method for improving yield strength of Mg-Zn-Er alloy
Rao Microstructure and properties of high strength aluminium alloys subjected to rapid solidification processing
CN105965023A (en) Vacuum sintering technology used for machining oxygen sensor nut
GB977207A (en) Manufacture of composite or seamlessly clad metallic products
SU144991A1 (en) Method of making stamped and pressed articles from sintered magnesium alloy powders
RO98017B1 (en) Process for making polyethylene semiproducts

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20030523

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee