CA2642254A1 - Iron-based powder mixture, and method of manufacturing iron-based compacted body and iron-based sintered body - Google Patents

Iron-based powder mixture, and method of manufacturing iron-based compacted body and iron-based sintered body Download PDF

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Publication number
CA2642254A1
CA2642254A1 CA002642254A CA2642254A CA2642254A1 CA 2642254 A1 CA2642254 A1 CA 2642254A1 CA 002642254 A CA002642254 A CA 002642254A CA 2642254 A CA2642254 A CA 2642254A CA 2642254 A1 CA2642254 A1 CA 2642254A1
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CA
Canada
Prior art keywords
iron
powder mixture
powder
based powder
mass
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA002642254A
Other languages
French (fr)
Other versions
CA2642254C (en
Inventor
Yukiko Ozaki
Tomoshige Ono
Shigeru Unami
Masashi Fujinaga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
Jfe Steel Corporation
Yukiko Ozaki
Tomoshige Ono
Shigeru Unami
Masashi Fujinaga
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 Jfe Steel Corporation, Yukiko Ozaki, Tomoshige Ono, Shigeru Unami, Masashi Fujinaga filed Critical Jfe Steel Corporation
Publication of CA2642254A1 publication Critical patent/CA2642254A1/en
Application granted granted Critical
Publication of CA2642254C publication Critical patent/CA2642254C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B22F3/02—Compacting only
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/105—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing inorganic lubricating or binding agents, e.g. metal salts
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)

Abstract

An iron-base mixed powder for powder metallurgy which comprises an iron-base powder and at least one member selected from between talc and steatite and preferably further contains a metal soap.This mixed powder does not produce adverse effect on furnace atmosphere in sintering a compact of the powder and exhibits excellent compactibility even in a low-temperature region of below 100°C and the sintered compact made from the powder is favorably excellent in machinability.

Claims (9)

1. An iron-based powder mixture containing:

an iron-based powder, and containing as additives, ~ at least one selected from talc and steatite, and ~ fatty acid amide.
2. The iron-based powder mixture according to claim 1:
wherein the additives further contain metallic soap.
3. The iron-based powder mixture according to claim 1:
wherein the iron-based powder mixture is further blended with alloying powder.
4. The iron-based powder mixture according to claim 2:
wherein the iron-based powder mixture is further blended with alloying powder.
5. The iron-based powder mixture according to claim 3 or 4:
wherein the iron-based powder is water-atomized alloyed steel powder containing Mo of 0.3 to 0.5 mass%, Mn of 0.1 to 0.25 mass%, and the remainder being Fe and inevitable impurities, and wherein the alloying powder is Cu powder of 1 to 3 mass%
and graphite powder of 0.5 to 1.0 mass%.
6. An iron-based powder mixture, characterized in that:
the iron-based powder mixture is formed by mixing water-atomized alloyed steel powder containing Mo of 0.3 to 0. 5mass% , Mn of 0.1 to 0.25 mass%, and the remainder being Fe and inevitable impurities, Cu powder of 1 to 3 mass%, graphite powder of 0.5 to 1.0 mass%, at least one selected from talc and steatite in a range of 0.05 to 0.5 mass% in total, and fatty acid amide.
7. The iron-based powder mixture according to claim 6:
wherein the iron-based powder mixture further contains metallic soap.
8. A method of manufacturing an iron-based compacted body, characterized in that:

the iron-based powder mixture according to any one of claims 1 to 4 is filled in a die, then compacted at a temperature of less than 100°C.
9. A method of manufacturing an iron-based sintered body, characterized in that:

the iron-based powder mixture according to any one of claims 1 to 4 is filled in a die, then compacted at a temperature of less than 100°C, and then an obtained iron-based compacted body is sintered.
CA2642254A 2006-02-15 2007-02-14 Iron-based powder mixture, and method of manufacturing iron-based compacted body and iron-based sintered body Active CA2642254C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2006-037916 2006-02-15
JP2006037916 2006-02-15
JP2006337876 2006-12-15
JP2006-337876 2006-12-15
PCT/JP2007/053125 WO2007105429A1 (en) 2006-02-15 2007-02-14 Iron-base mixed powders and processes for production of iron-base powder compacts and sintered iron-base powder compacts

Publications (2)

Publication Number Publication Date
CA2642254A1 true CA2642254A1 (en) 2007-09-20
CA2642254C CA2642254C (en) 2013-07-23

Family

ID=38509266

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2642254A Active CA2642254C (en) 2006-02-15 2007-02-14 Iron-based powder mixture, and method of manufacturing iron-based compacted body and iron-based sintered body

Country Status (8)

Country Link
US (1) US20090041608A1 (en)
EP (1) EP1985393B1 (en)
JP (2) JP4737107B2 (en)
KR (2) KR101101734B1 (en)
CN (1) CN101384387B (en)
CA (1) CA2642254C (en)
TW (2) TWI368544B (en)
WO (1) WO2007105429A1 (en)

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WO2015151486A1 (en) * 2014-04-02 2015-10-08 Ｊｆｅスチール株式会社 Iron powder for dust core, and sorting method for iron powder for dust core
JP6262078B2 (en) * 2014-05-29 2018-01-17 株式会社神戸製鋼所 Mixed powder for powder metallurgy
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Also Published As

Publication number Publication date
JP4844693B2 (en) 2011-12-28
TWI412416B (en) 2013-10-21
CN101384387B (en) 2011-12-21
TW200735985A (en) 2007-10-01
TW201244852A (en) 2012-11-16
WO2007105429A1 (en) 2007-09-20
KR20110114679A (en) 2011-10-19
CN101384387A (en) 2009-03-11
JP2011084816A (en) 2011-04-28
EP1985393A1 (en) 2008-10-29
JP4737107B2 (en) 2011-07-27
TWI368544B (en) 2012-07-21
KR101101734B1 (en) 2012-01-05
EP1985393A4 (en) 2015-06-10
CA2642254C (en) 2013-07-23
US20090041608A1 (en) 2009-02-12
KR20080085920A (en) 2008-09-24
EP1985393B1 (en) 2016-12-21
JP2008169460A (en) 2008-07-24

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