JPS61264133A - 永久磁石の製造方法 - Google Patents

永久磁石の製造方法

Info

Publication number
JPS61264133A
JPS61264133A JP60103946A JP10394685A JPS61264133A JP S61264133 A JPS61264133 A JP S61264133A JP 60103946 A JP60103946 A JP 60103946A JP 10394685 A JP10394685 A JP 10394685A JP S61264133 A JPS61264133 A JP S61264133A
Authority
JP
Japan
Prior art keywords
less
temperature
cooling
heat treatment
cooling rate
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
JP60103946A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0549737B2 (fr
Inventor
Hitoshi Yamamoto
日登志 山本
Setsuo Fujimura
藤村　節夫
Satoru Hirozawa
哲 広沢
Yutaka Matsuura
裕 松浦
Masato Sagawa
眞人 佐川
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 JP60103946A priority Critical patent/JPS61264133A/ja
Publication of JPS61264133A publication Critical patent/JPS61264133A/ja
Publication of JPH0549737B2 publication Critical patent/JPH0549737B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • 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
    • H01F1/0577—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 sintered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
JP60103946A 1985-05-17 1985-05-17 永久磁石の製造方法 Granted JPS61264133A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60103946A JPS61264133A (ja) 1985-05-17 1985-05-17 永久磁石の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60103946A JPS61264133A (ja) 1985-05-17 1985-05-17 永久磁石の製造方法

Publications (2)

Publication Number Publication Date
JPS61264133A true JPS61264133A (ja) 1986-11-22
JPH0549737B2 JPH0549737B2 (fr) 1993-07-27

Family

ID=14367603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60103946A Granted JPS61264133A (ja) 1985-05-17 1985-05-17 永久磁石の製造方法

Country Status (1)

Country Link
JP (1) JPS61264133A (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293908A (ja) * 1985-10-19 1987-04-30 Tohoku Metal Ind Ltd 希土類磁石の製造方法
JPS63164403A (ja) * 1986-12-26 1988-07-07 Shin Etsu Chem Co Ltd 希土類永久磁石の製造方法
JP2013045844A (ja) * 2011-08-23 2013-03-04 Toyota Motor Corp 希土類磁石の製造方法、及び希土類磁石
JP2019169621A (ja) * 2018-03-23 2019-10-03 Tdk株式会社 Ｒ‐ｔ‐ｂ系焼結磁石
JP2019220689A (ja) * 2018-06-15 2019-12-26 スターグループ インダストリアル カンパニー リミテッド 重希土類粒界拡散型ＲＥ−Ｆｅ−Ｂ系希土類磁石の製造方法、およびそれにより製造された重希土類粒界拡散型ＲＥ−Ｆｅ−Ｂ系稀土類磁石
CN111633212A (zh) * 2020-06-24 2020-09-08 福建省长汀金龙稀土有限公司 一种烧结钕铁硼毛坯的处理方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293908A (ja) * 1985-10-19 1987-04-30 Tohoku Metal Ind Ltd 希土類磁石の製造方法
JPS63164403A (ja) * 1986-12-26 1988-07-07 Shin Etsu Chem Co Ltd 希土類永久磁石の製造方法
JP2013045844A (ja) * 2011-08-23 2013-03-04 Toyota Motor Corp 希土類磁石の製造方法、及び希土類磁石
US9761358B2 (en) 2011-08-23 2017-09-12 Toyota Jidosha Kabushiki Kaisha Method for producing rare earth magnets, and rare earth magnets
JP2019169621A (ja) * 2018-03-23 2019-10-03 Tdk株式会社 Ｒ‐ｔ‐ｂ系焼結磁石
JP2019220689A (ja) * 2018-06-15 2019-12-26 スターグループ インダストリアル カンパニー リミテッド 重希土類粒界拡散型ＲＥ−Ｆｅ−Ｂ系希土類磁石の製造方法、およびそれにより製造された重希土類粒界拡散型ＲＥ−Ｆｅ−Ｂ系稀土類磁石
CN111633212A (zh) * 2020-06-24 2020-09-08 福建省长汀金龙稀土有限公司 一种烧结钕铁硼毛坯的处理方法

Also Published As

Publication number Publication date
JPH0549737B2 (fr) 1993-07-27

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