JP2002506486A - 焼結製品の製法及び焼結製品用金属粉組成物 - Google Patents
焼結製品の製法及び焼結製品用金属粉組成物Info
- Publication number
- JP2002506486A JP2002506486A JP50549699A JP50549699A JP2002506486A JP 2002506486 A JP2002506486 A JP 2002506486A JP 50549699 A JP50549699 A JP 50549699A JP 50549699 A JP50549699 A JP 50549699A JP 2002506486 A JP2002506486 A JP 2002506486A
- Authority
- JP
- Japan
- Prior art keywords
- metal powder
- powder
- lubricant
- iron
- organic solvent
- 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.)
- Pending
Links
Classifications
-
- 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
-
- 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
- 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
- B22F2003/023—Lubricant mixed with the metal 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
- 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
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F2003/145—Both compacting and sintering simultaneously by warm compacting, below debindering temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.金属粉を温間圧密化し焼結することによって焼結製品を製造する方法にお いて、 -金属粉と、潤滑剤と、所望による一種以上の添加剤とを与える工程と、 -得られた前記金属粉組成物に有機溶媒を添加する工程であって、所望により結 合剤をも一緒に添加する該工程と、続く -前記溶媒を蒸発する工程と、 を含む、上記方法。 2.潤滑剤は一つの段階で添加する、請求項1記載の方法。 3.金属粉は鉄ベース粉末であり、添加剤は黒鉛、合金化元素、結合剤、処理 助剤及び硬質相からなる群から選択される、請求項1記載の方法。 4.鉄ベース粉末は、実質的に純粋な鉄粉、拡散合金化済み鉄粉、又は予備合 金化済み鉄粉である、請求項3記載の方法。 5.鉄ベース粉末は0.01重量%未満の炭素含有率を有する、請求項4記載 の方法。 6.潤滑剤が、酸価が12未満の脂肪酸アミドろうである、請求項1〜5のい ずれか1項に記載の方法。 7.潤滑剤が、酸価が8未満の実質的に純粋なエチレン-ビス-ステアルアミド を含む、請求項6記載の方法。 8.有機溶媒は、アルコール又はケトンからなる群から選択される、請求項1 〜7のいずれか1項に記載の方法。 9.アルコールが、メタノール又はエタノールである、請求項1〜8のいずれ か1項に記載の方法。 10.ケトンがアセトンである、請求項1〜9のいずれか1項に記載の方法。 11.有機溶媒が乾燥混合物の0.5〜10重量%の間、望ましくは1〜6重 量%の間で変化する、請求項1〜10のいずれか1項に記載の方法。 12.温間圧密化のための金属粉組成物において、金属粉と、潤滑剤と、所望 による一種以上の添加剤との乾燥混合物が与えられ;得られた金属粉組成物に有 機溶媒が添加され、所望により結合剤と組み合わせて有機溶媒が添加され;次い で該溶媒が蒸発される;ことにより製造される、上記金属粉組成物。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9702466A SE9702466D0 (sv) | 1997-06-26 | 1997-06-26 | Metal powder composition and a method for making sintered products |
SE9702466-5 | 1997-06-26 | ||
PCT/SE1998/001275 WO1999000206A1 (en) | 1997-06-26 | 1998-06-26 | Method for making sintered products and a metal powder composition therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2002506486A true JP2002506486A (ja) | 2002-02-26 |
Family
ID=20407538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50549699A Pending JP2002506486A (ja) | 1997-06-26 | 1998-06-26 | 焼結製品の製法及び焼結製品用金属粉組成物 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6485677B1 (ja) |
EP (1) | EP0996518B1 (ja) |
JP (1) | JP2002506486A (ja) |
AU (1) | AU7952198A (ja) |
DE (1) | DE69812953T2 (ja) |
SE (1) | SE9702466D0 (ja) |
TW (1) | TW503140B (ja) |
WO (1) | WO1999000206A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010285633A (ja) * | 2009-06-09 | 2010-12-24 | Kobe Steel Ltd | 粉末冶金用混合粉末の製造方法、及び焼結体の製造方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6280683B1 (en) * | 1997-10-21 | 2001-08-28 | Hoeganaes Corporation | Metallurgical compositions containing binding agent/lubricant and process for preparing same |
US20040151611A1 (en) * | 2003-01-30 | 2004-08-05 | Kline Kerry J. | Method for producing powder metal tooling, mold cavity member |
WO2006096708A2 (en) | 2005-03-07 | 2006-09-14 | Black & Decker Inc. | Power tools with motor having a multi-piece stator |
CN101384387B (zh) | 2006-02-15 | 2011-12-21 | 杰富意钢铁株式会社 | 铁基混合粉末以及铁基粉末成形体和铁基粉末烧结体的制造方法 |
JP5552032B2 (ja) | 2010-11-22 | 2014-07-16 | 株式会社神戸製鋼所 | 粉末冶金用混合粉末及びその製造方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE400202B (sv) * | 1974-08-30 | 1978-03-20 | Sandvik Ab | Sett att framstella en svetselektrod |
SE427434B (sv) * | 1980-03-06 | 1983-04-11 | Hoeganaes Ab | Jernbaserad pulverblandning med tillsats mot avblandning och/eller damning |
SE453733B (sv) * | 1985-03-07 | 1988-02-29 | Hoeganaes Ab | Jernbaserat pulver for hoghallfasta sintrade kroppar |
US4699763A (en) * | 1986-06-25 | 1987-10-13 | Westinghouse Electric Corp. | Circuit breaker contact containing silver and graphite fibers |
US4834800A (en) * | 1986-10-15 | 1989-05-30 | Hoeganaes Corporation | Iron-based powder mixtures |
JPH0248454A (ja) * | 1988-08-05 | 1990-02-19 | Shin Etsu Chem Co Ltd | 押出成形材料 |
JPH02161701A (ja) | 1989-11-02 | 1990-06-21 | Seiko Epson Corp | 永久磁石の製造方法 |
US5154881A (en) * | 1992-02-14 | 1992-10-13 | Hoeganaes Corporation | Method of making a sintered metal component |
US5256185A (en) * | 1992-07-17 | 1993-10-26 | Hoeganaes Corporation | Method for preparing binder-treated metallurgical powders containing an organic lubricant |
US5330792A (en) * | 1992-11-13 | 1994-07-19 | Hoeganaes Corporation | Method of making lubricated metallurgical powder composition |
SE9401623D0 (sv) * | 1994-05-09 | 1994-05-09 | Hoeganaes Ab | Sintered products having improved density |
SE9401922D0 (sv) * | 1994-06-02 | 1994-06-02 | Hoeganaes Ab | Lubricant for metal powder compositions, metal powder composition containing th lubricant, method for making sintered products by using the lubricant, and the use of same |
JPH08143901A (ja) | 1994-11-28 | 1996-06-04 | Daido Steel Co Ltd | 流動性の高い粉末冶金用合金粉末およびその製造方法 |
JPH093504A (ja) | 1995-06-20 | 1997-01-07 | Sumitomo Metal Ind Ltd | 希土類・鉄・ボロン系焼結永久磁石製造用の成形材料 |
-
1997
- 1997-06-26 SE SE9702466A patent/SE9702466D0/xx unknown
-
1998
- 1998-02-25 TW TW087102726A patent/TW503140B/zh not_active IP Right Cessation
- 1998-06-26 AU AU79521/98A patent/AU7952198A/en not_active Abandoned
- 1998-06-26 DE DE69812953T patent/DE69812953T2/de not_active Expired - Lifetime
- 1998-06-26 EP EP98930040A patent/EP0996518B1/en not_active Expired - Lifetime
- 1998-06-26 WO PCT/SE1998/001275 patent/WO1999000206A1/en active IP Right Grant
- 1998-06-26 JP JP50549699A patent/JP2002506486A/ja active Pending
-
1999
- 1999-12-16 US US09/464,072 patent/US6485677B1/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010285633A (ja) * | 2009-06-09 | 2010-12-24 | Kobe Steel Ltd | 粉末冶金用混合粉末の製造方法、及び焼結体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
DE69812953T2 (de) | 2003-11-13 |
EP0996518A1 (en) | 2000-05-03 |
DE69812953D1 (de) | 2003-05-08 |
US6485677B1 (en) | 2002-11-26 |
TW503140B (en) | 2002-09-21 |
WO1999000206A1 (en) | 1999-01-07 |
AU7952198A (en) | 1999-01-19 |
SE9702466D0 (sv) | 1997-06-26 |
EP0996518B1 (en) | 2003-04-02 |
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