CN1628182A - 使用稀土类-铁-硼系磁体用合金粉末的烧结磁体 - Google Patents
使用稀土类-铁-硼系磁体用合金粉末的烧结磁体 Download PDFInfo
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- CN1628182A CN1628182A CNA038033194A CN03803319A CN1628182A CN 1628182 A CN1628182 A CN 1628182A CN A038033194 A CNA038033194 A CN A038033194A CN 03803319 A CN03803319 A CN 03803319A CN 1628182 A CN1628182 A CN 1628182A
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- 239000000843 powder Substances 0.000 title claims abstract description 56
- 229910000521 B alloy Inorganic materials 0.000 title 1
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 188
- 239000000956 alloy Substances 0.000 claims abstract description 188
- 229910052796 boron Inorganic materials 0.000 claims abstract description 48
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 43
- 239000013078 crystal Substances 0.000 claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 claims abstract description 26
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 24
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 7
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 72
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 26
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- 239000000203 mixture Substances 0.000 description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 238000010791 quenching Methods 0.000 description 9
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- 238000007669 thermal treatment Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910052779 Neodymium Inorganic materials 0.000 description 4
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- 229910052771 Terbium Inorganic materials 0.000 description 3
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
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- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
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- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- 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
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—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
- 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
- H01F41/0266—Moulding; Pressing
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- H01F41/00—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
- 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
- H01F41/0273—Imparting anisotropy
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- 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
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- 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
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- Crystallography & Structural Chemistry (AREA)
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- Hard Magnetic Materials (AREA)
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- Manufacturing Cores, Coils, And Magnets (AREA)
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- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Description
Nd | Pr | Dy | B | Co | Al | Cu | Fe |
15.0 | 5.0 | 10.0 | 1.0 | 0.9 | 0.3 | 0.1 | 余量 |
Nd | Pr | Dy | Fe | Co | Al | Cu | B | O | ||
合金A本发明 | 15.1 | 4.95 | 9.95 | 66.5 | 0.91 | 0.25 | 0.10 | 1.00 | 0.03 | |
粉碎粒度3.1μm | 细粉 | 14.9 | 4.90 | 10.06 | 66.8 | 0.91 | 0.26 | 0.10 | 1.00 | 0.30 |
烧结体 | 14.9 | 4.90 | 10.06 | 66.9 | 0.92 | 0.25 | 0.10 | 1.00 | 0.32 | |
3.6μm | 细粉 | 15.0 | 4.92 | 10.08 | 66.8 | 0.92 | 0.24 | 0.11 | 1.01 | 0.28 |
烧结体 | 14.9 | 4.91 | 10.09 | 66.8 | 0.92 | 0.24 | 0.10 | 1.00 | 0.29 | |
合金B(SC) | 15.2 | 4.98 | 9.98 | 66.3 | 0.89 | 0.24 | 0.09 | 0.99 | 0.03 | |
2.8μm | 细粉 | 14.6 | 4.86 | 9.92 | 67.0 | 0.90 | 0.25 | 0.10 | 1.00 | 0.31 |
烧结体 | 14.7 | 4.88 | 9.91 | 66.9 | 0.90 | 0.24 | 0.09 | 1.00 | 0.32 | |
3.4μm | 细粉 | 14.7 | 4.89 | 9.94 | 66.8 | 0.89 | 0.24 | 0.09 | 0.99 | 0.29 |
烧结体 | 14.7 | 4.89 | 9.94 | 66.9 | 0.90 | 0.24 | 0.09 | 1.00 | 0.30 | |
合金C(铸锭) | 15.1 | 4.99 | 9.93 | 66.4 | 0.92 | 0.25 | 0.10 | 1.00 | 0.03 | |
3.2μm | 细粉 | 14.5 | 4.83 | 9.95 | 66.9 | 0.93 | 0.24 | 0.10 | 1.00 | 0.29 |
烧结体 | 14.5 | 4.85 | 9.95 | 67.0 | 0.93 | 0.25 | 0.10 | 1.00 | 0.30 | |
3.6μm | 细粉 | 14.6 | 4.85 | 9.97 | 66.8 | 0.92 | 0.25 | 0.09 | 1.00 | 0.27 |
烧结体 | 14.6 | 4.86 | 9.96 | 66.8 | 0.93 | 0.25 | 0.10 | 1.00 | 0.29 |
合金 | 粉碎粒度(μm) | 烧结温度(℃) | 密度(mg/m3) | Br(T) | HcB(kA/m) | HcJ(kA/m) | (BH)max(kJ/m3) |
A1A2A3A4A5A6 | 3.1 | 1040 | 7.4 | 1.17 | 895 | 2300 | 261 |
3.1 | 1050 | 7.5 | 1.18 | 903 | 2370 | 266 | |
3.1 | 1060 | 7.6 | 1.20 | 918 | 2340 | 275 | |
3.6 | 1040 | 7.2 | 1.15 | 888 | 2110 | 255 | |
3.6 | 1060 | 7.5 | 1.19 | 919 | 2290 | 274 | |
3.6 | 1080 | 7.6 | 1.21 | 935 | 2320 | 283 | |
B1B2B3B4 | 2.8 | 1040 | 7.5 | 1.15 | 875 | 2240 | 253 |
2.8 | 1050 | 7.6 | 1.17 | 890 | 2230 | 262 | |
3.4 | 1040 | 7.5 | 1.12 | 845 | 2180 | 237 | |
3.4 | 1050 | 7.6 | 1.14 | 860 | 2180 | 245 | |
C1C2C3C4 | 3.2 | 1060 | 7.3 | 1.14 | 872 | 1970 | 249 |
3.2 | 1080 | 7.6 | 1.19 | 911 | 1980 | 271 | |
3.6 | 1070 | 7.2 | 1.13 | 873 | 1820 | 247 | |
3.6 | 1090 | 7.5 | 1.17 | 903 | 1840 | 264 |
Nd | Pr | Dy | |
仅主相 | 50.3 | 17.2 | 32.5 |
烧结体整体 | 51.6 | 17.4 | 31.0 |
Nd | Pr | Dy | |
仅主相 | 51.5 | 17.5 | 31.0 |
烧结体整体 | 51.6 | 17.6 | 30.9 |
Nd | Pr | Dy | |
仅主相 | 51.1 | 17.1 | 31.8 |
烧结体整体 | 51.4 | 17.5 | 31.1 |
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28207/2002 | 2002-02-05 | ||
JP2002028207A JP4389427B2 (ja) | 2002-02-05 | 2002-02-05 | 希土類−鉄−硼素系磁石用合金粉末を用いた焼結磁石 |
Publications (2)
Publication Number | Publication Date |
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CN1628182A true CN1628182A (zh) | 2005-06-15 |
CN1308475C CN1308475C (zh) | 2007-04-04 |
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Application Number | Title | Priority Date | Filing Date |
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CNB038033194A Expired - Lifetime CN1308475C (zh) | 2002-02-05 | 2003-02-04 | 稀土类-铁-硼系磁体用合金、粉末和用它制成的烧结磁体 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060016515A1 (zh) |
EP (1) | EP1479787B2 (zh) |
JP (1) | JP4389427B2 (zh) |
CN (1) | CN1308475C (zh) |
AU (1) | AU2003244355A1 (zh) |
WO (1) | WO2003066922A1 (zh) |
Cited By (2)
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CN103526107A (zh) * | 2012-07-04 | 2014-01-22 | 宁波科宁达工业有限公司 | 制备烧结钕铁硼磁体的方法 |
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WO2008139559A1 (ja) * | 2007-05-02 | 2008-11-20 | Hitachi Metals, Ltd. | R-t-b系焼結磁石 |
US20100230013A1 (en) * | 2007-12-13 | 2010-09-16 | Showa Denko K.K. | R-t-b alloy, process for production of r-t-b alloy, fine powder for r-t-b rare earth permanent magnets, and r-t-b rare earth permanent magnet |
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JP2011199069A (ja) * | 2010-03-19 | 2011-10-06 | Tdk Corp | 希土類焼結磁石の製造方法及び希土類焼結磁石用材料 |
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US9336932B1 (en) | 2014-08-15 | 2016-05-10 | Urban Mining Company | Grain boundary engineering |
CN113563857B (zh) * | 2020-04-29 | 2023-02-24 | 南京公诚节能新材料研究院有限公司 | 一种用于稠油表面张力处理的合金材料及其应用方法 |
CN112768168B (zh) * | 2020-12-25 | 2023-05-30 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼材料及其制备方法 |
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US5858123A (en) * | 1995-07-12 | 1999-01-12 | Hitachi Metals, Ltd. | Rare earth permanent magnet and method for producing the same |
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US6403024B1 (en) * | 1999-02-19 | 2002-06-11 | Sumitomo Special Metals Co., Ltd. | Hydrogen pulverizer for rare-earth alloy magnetic material powder using the pulverizer, and method for producing magnet using the pulverizer |
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AU2001282578A1 (en) * | 2000-08-31 | 2002-03-13 | Showa Denko K K | Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same |
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WO2003001541A1 (fr) * | 2001-06-22 | 2003-01-03 | Sumitomo Special Metals Co., Ltd. | Aimant des terres rares et procede de production dudit aimant |
CN102511464A (zh) * | 2011-12-12 | 2012-06-27 | 孙名媛 | 一种可夜视蚊香盒 |
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- 2002-02-05 JP JP2002028207A patent/JP4389427B2/ja not_active Expired - Lifetime
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2003
- 2003-02-04 AU AU2003244355A patent/AU2003244355A1/en not_active Abandoned
- 2003-02-04 WO PCT/JP2003/001143 patent/WO2003066922A1/ja active Application Filing
- 2003-02-04 US US10/503,359 patent/US20060016515A1/en not_active Abandoned
- 2003-02-04 CN CNB038033194A patent/CN1308475C/zh not_active Expired - Lifetime
- 2003-02-04 EP EP03737488.1A patent/EP1479787B2/en not_active Expired - Lifetime
Cited By (5)
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CN102741955A (zh) * | 2009-11-26 | 2012-10-17 | 丰田自动车株式会社 | 制造烧结稀土磁体的方法、烧结稀土磁体及其材料 |
CN102741955B (zh) * | 2009-11-26 | 2015-07-15 | 丰田自动车株式会社 | 制造烧结稀土磁体的方法、烧结稀土磁体及其材料 |
US9640305B2 (en) | 2009-11-26 | 2017-05-02 | Toyota Jidosha Kabushiki Kaisha | Method for producing sintered rare-earth magnet, sintered rare-earth magnet, and material for same |
CN103526107A (zh) * | 2012-07-04 | 2014-01-22 | 宁波科宁达工业有限公司 | 制备烧结钕铁硼磁体的方法 |
CN103526107B (zh) * | 2012-07-04 | 2017-03-15 | 宁波科宁达工业有限公司 | 制备烧结钕铁硼磁体的方法 |
Also Published As
Publication number | Publication date |
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JP2003226944A (ja) | 2003-08-15 |
US20060016515A1 (en) | 2006-01-26 |
AU2003244355A1 (en) | 2003-09-02 |
WO2003066922A1 (fr) | 2003-08-14 |
CN1308475C (zh) | 2007-04-04 |
EP1479787B2 (en) | 2016-07-06 |
EP1479787A4 (en) | 2006-01-04 |
EP1479787B1 (en) | 2011-08-03 |
EP1479787A1 (en) | 2004-11-24 |
JP4389427B2 (ja) | 2009-12-24 |
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