JPH04214803A - 希土類・鉄・ボロン系永久磁石用合金粉末の成型方法 - Google Patents

希土類・鉄・ボロン系永久磁石用合金粉末の成型方法

Info

Publication number
JPH04214803A
JPH04214803A JP3059679A JP5967991A JPH04214803A JP H04214803 A JPH04214803 A JP H04214803A JP 3059679 A JP3059679 A JP 3059679A JP 5967991 A JP5967991 A JP 5967991A JP H04214803 A JPH04214803 A JP H04214803A
Authority
JP
Japan
Prior art keywords
rare earth
alloy powder
atomic
permanent magnet
iron
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
JP3059679A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0561340B2 (enExample
Inventor
Shigeki Hamada
隆樹 浜田
Michio Yamashita
三千雄 山下
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.)
Proterial Ltd
Original Assignee
Sumitomo Special Metals Co Ltd
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 Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd
Priority to JP3059679A priority Critical patent/JPH04214803A/ja
Publication of JPH04214803A publication Critical patent/JPH04214803A/ja
Publication of JPH0561340B2 publication Critical patent/JPH0561340B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Powder Metallurgy (AREA)
JP3059679A 1991-02-28 1991-02-28 希土類・鉄・ボロン系永久磁石用合金粉末の成型方法 Granted JPH04214803A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3059679A JPH04214803A (ja) 1991-02-28 1991-02-28 希土類・鉄・ボロン系永久磁石用合金粉末の成型方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3059679A JPH04214803A (ja) 1991-02-28 1991-02-28 希土類・鉄・ボロン系永久磁石用合金粉末の成型方法

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP3996184A Division JPS60184602A (ja) 1984-03-01 1984-03-01 永久磁石用合金粉末の成形方法

Publications (2)

Publication Number Publication Date
JPH04214803A true JPH04214803A (ja) 1992-08-05
JPH0561340B2 JPH0561340B2 (enExample) 1993-09-06

Family

ID=13120128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3059679A Granted JPH04214803A (ja) 1991-02-28 1991-02-28 希土類・鉄・ボロン系永久磁石用合金粉末の成型方法

Country Status (1)

Country Link
JP (1) JPH04214803A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5486224A (en) * 1993-12-28 1996-01-23 Sumitomo Metal Industries, Ltd. Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets
EP3067191A1 (en) 2015-03-05 2016-09-14 Shin-Etsu Chemical Co., Ltd. Powder molding apparatus and manufacture of rare earth sintered magnet using the apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5486224A (en) * 1993-12-28 1996-01-23 Sumitomo Metal Industries, Ltd. Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets
US5527504A (en) * 1993-12-28 1996-06-18 Sumitomo Metal Industries, Ltd. Powder mixture for use in compaction to produce rare earth iron sintered permanent magnets
EP3067191A1 (en) 2015-03-05 2016-09-14 Shin-Etsu Chemical Co., Ltd. Powder molding apparatus and manufacture of rare earth sintered magnet using the apparatus
KR20160108180A (ko) 2015-03-05 2016-09-19 신에쓰 가가꾸 고교 가부시끼가이샤 분말 성형 장치 및 해당 성형 장치를 사용한 희토류 소결 자석의 제조 방법
US10607773B2 (en) 2015-03-05 2020-03-31 Shin-Etsu Chemical Co., Ltd. Powder molding apparatus and manufacture of rare earth sintered magnet using the apparatus

Also Published As

Publication number Publication date
JPH0561340B2 (enExample) 1993-09-06

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term