CN110619984B - 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 - Google Patents
一种低B含量的R-Fe-B系烧结磁铁及其制备方法 Download PDFInfo
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- CN110619984B CN110619984B CN201810629609.3A CN201810629609A CN110619984B CN 110619984 B CN110619984 B CN 110619984B CN 201810629609 A CN201810629609 A CN 201810629609A CN 110619984 B CN110619984 B CN 110619984B
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- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- 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
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- 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
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- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C—CHEMISTRY; METALLURGY
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- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- 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
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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- C—CHEMISTRY; METALLURGY
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- C22C—ALLOYS
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- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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- 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
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- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
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- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- H—ELECTRICITY
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- 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
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
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Abstract
Description
Claims (8)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810629609.3A CN110619984B (zh) | 2018-06-19 | 2018-06-19 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
PCT/CN2019/091536 WO2019242581A1 (zh) | 2018-06-19 | 2019-06-17 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
TW108120928A TWI704238B (zh) | 2018-06-19 | 2019-06-17 | 低B含量的R-Fe-B系燒結磁鐵及其製備方法 |
US16/964,645 US11993836B2 (en) | 2018-06-19 | 2019-06-17 | R-FE-B-based sintered magnet with low B content and preparation method therefor |
ES19822708T ES2905485T3 (es) | 2018-06-19 | 2019-06-17 | Imán sinterizado a base de R-Fe-B con bajo contenido de B y método de preparación del mismo |
EP19822708.4A EP3745430B1 (en) | 2018-06-19 | 2019-06-17 | R-fe-b-based sintered magnet with low b content and preparation method therefor |
DK19822708.4T DK3745430T3 (da) | 2018-06-19 | 2019-06-17 | R-fe-b-baseret sintret magnet med lavt b-indhold og fremgangsmåde til fremstilling deraf |
JP2020551894A JP7379362B2 (ja) | 2018-06-19 | 2019-06-17 | 低B含有R-Fe-B系焼結磁石及び製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810629609.3A CN110619984B (zh) | 2018-06-19 | 2018-06-19 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110619984A CN110619984A (zh) | 2019-12-27 |
CN110619984B true CN110619984B (zh) | 2021-12-07 |
Family
ID=68920142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810629609.3A Active CN110619984B (zh) | 2018-06-19 | 2018-06-19 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP3745430B1 (zh) |
JP (1) | JP7379362B2 (zh) |
CN (1) | CN110619984B (zh) |
DK (1) | DK3745430T3 (zh) |
ES (1) | ES2905485T3 (zh) |
TW (1) | TWI704238B (zh) |
WO (1) | WO2019242581A1 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111048273B (zh) * | 2019-12-31 | 2021-06-04 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
CN111180159B (zh) * | 2019-12-31 | 2021-12-17 | 厦门钨业股份有限公司 | 一种钕铁硼永磁材料、制备方法、应用 |
CN113889310A (zh) * | 2019-12-31 | 2022-01-04 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料、原料组合物、制备方法、应用 |
CN111081444B (zh) * | 2019-12-31 | 2021-11-26 | 厦门钨业股份有限公司 | R-t-b系烧结磁体及其制备方法 |
CN111312463B (zh) * | 2020-02-29 | 2022-05-03 | 厦门钨业股份有限公司 | 一种稀土永磁材料及其制备方法和应用 |
CN111243812B (zh) * | 2020-02-29 | 2022-04-05 | 厦门钨业股份有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
CN111243808B (zh) * | 2020-02-29 | 2022-02-01 | 厦门钨业股份有限公司 | 一种钕铁硼材料及其制备方法和应用 |
CN111540557B (zh) * | 2020-04-30 | 2021-11-05 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料、原料组合物及制备方法、应用 |
CN111524673A (zh) * | 2020-04-30 | 2020-08-11 | 福建省长汀金龙稀土有限公司 | 钕铁硼磁体材料、原料组合物及其制备方法和应用 |
CN111524674A (zh) * | 2020-04-30 | 2020-08-11 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料、原料组合物及制备方法、应用 |
JP2023529366A (ja) * | 2020-06-01 | 2023-07-10 | ユーエス メタルズ リファイニング グループ インコーポレイテッド | 磁性材料の製造 |
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CN110619984A (zh) | 2019-12-27 |
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