CN103111624A - 一种铁基低稀土NdFeB快淬永磁粉的制备方法 - Google Patents
一种铁基低稀土NdFeB快淬永磁粉的制备方法 Download PDFInfo
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- CN103111624A CN103111624A CN2013100874792A CN201310087479A CN103111624A CN 103111624 A CN103111624 A CN 103111624A CN 2013100874792 A CN2013100874792 A CN 2013100874792A CN 201310087479 A CN201310087479 A CN 201310087479A CN 103111624 A CN103111624 A CN 103111624A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 238000010791 quenching Methods 0.000 title claims abstract description 57
- 230000000171 quenching effect Effects 0.000 title claims abstract description 57
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 27
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229910001172 neodymium magnet Inorganic materials 0.000 title abstract description 6
- 239000006247 magnetic powder Substances 0.000 title abstract 5
- 239000000843 powder Substances 0.000 claims abstract description 55
- 238000002425 crystallisation Methods 0.000 claims abstract description 41
- 230000008025 crystallization Effects 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 22
- 238000002844 melting Methods 0.000 claims abstract description 21
- 230000008018 melting Effects 0.000 claims abstract description 21
- 238000007669 thermal treatment Methods 0.000 claims abstract description 21
- RKLPWYXSIBFAJB-UHFFFAOYSA-N [Nd].[Pr] Chemical compound [Nd].[Pr] RKLPWYXSIBFAJB-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 20
- 229910000583 Nd alloy Inorganic materials 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 229910000636 Ce alloy Inorganic materials 0.000 claims abstract description 9
- WMOHXRDWCVHXGS-UHFFFAOYSA-N [La].[Ce] Chemical compound [La].[Ce] WMOHXRDWCVHXGS-UHFFFAOYSA-N 0.000 claims abstract description 9
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 6
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052796 boron Inorganic materials 0.000 claims abstract description 6
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 6
- 230000000704 physical effect Effects 0.000 claims abstract description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 56
- 229910045601 alloy Inorganic materials 0.000 claims description 43
- 239000000956 alloy Substances 0.000 claims description 43
- 229910052786 argon Inorganic materials 0.000 claims description 28
- 230000005389 magnetism Effects 0.000 claims description 25
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 24
- 229910052750 molybdenum Inorganic materials 0.000 claims description 24
- 239000011733 molybdenum Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 23
- 239000008188 pellet Substances 0.000 claims description 20
- 150000002910 rare earth metals Chemical class 0.000 claims description 19
- 229910000838 Al alloy Inorganic materials 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 8
- 238000013467 fragmentation Methods 0.000 claims description 8
- 238000006062 fragmentation reaction Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000007499 fusion processing Methods 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000011112 process operation Methods 0.000 claims description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011707 mineral Substances 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000007885 magnetic separation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 12
- 238000012360 testing method Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000035508 accumulation Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000006249 magnetic particle Substances 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
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CN201310087479.2A CN103111624B (zh) | 2013-03-18 | 2013-03-18 | 一种铁基低稀土NdFeB快淬永磁粉的制备方法 |
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CN201310087479.2A CN103111624B (zh) | 2013-03-18 | 2013-03-18 | 一种铁基低稀土NdFeB快淬永磁粉的制备方法 |
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CN103111624A true CN103111624A (zh) | 2013-05-22 |
CN103111624B CN103111624B (zh) | 2015-08-26 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103878380A (zh) * | 2014-04-04 | 2014-06-25 | 江苏巨鑫磁业有限公司 | 一种钕铁硼磁性材料合金快淬炉 |
CN104616852A (zh) * | 2015-01-17 | 2015-05-13 | 浙江和也健康科技有限公司 | 一种应用于柔性磁条的高磁性稀土磁粉及其生产工艺 |
CN105002382A (zh) * | 2015-07-14 | 2015-10-28 | 东阳市银海磁业有限公司 | 永磁粉的生产工艺及其设备 |
CN105280319A (zh) * | 2014-07-14 | 2016-01-27 | 中国科学院物理研究所 | 由工业纯混合稀土制备的稀土铁硼材料及其制备方法和应用 |
CN105478787A (zh) * | 2015-12-03 | 2016-04-13 | 江苏巨鑫磁业有限公司 | 一种粘结钕铁硼NdFeB快淬永磁粉氧化方法 |
CN106098284A (zh) * | 2016-08-11 | 2016-11-09 | 江苏巨鑫磁业有限公司 | 一种钕铁硼合金超细永磁粉的制备方法 |
CN106486227A (zh) * | 2015-09-01 | 2017-03-08 | 中国科学院宁波材料技术与工程研究所 | 一种镧铈铁基永磁粉及其制备方法 |
CN106887322A (zh) * | 2017-03-03 | 2017-06-23 | 北京科技大学 | 一种高效制备纳米晶稀土永磁粉的方法 |
CN107464645A (zh) * | 2017-09-16 | 2017-12-12 | 江苏新旭磁电科技有限公司 | 一种低退磁率钕铁硼NdFeB合金超细永磁粉的制备方法 |
Citations (4)
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CN1409332A (zh) * | 2001-09-24 | 2003-04-09 | 北京有色金属研究总院 | 钕铁硼合金快冷厚带及其制造方法 |
CN101425355A (zh) * | 2008-07-31 | 2009-05-06 | 中国计量学院 | 一种Pr/Nd基双相纳米复合永磁材料及其块体的制备方法 |
CN102274974A (zh) * | 2011-06-01 | 2011-12-14 | 横店集团东磁股份有限公司 | 一种纳米晶稀土永磁合金粉末的制备方法 |
CN202717810U (zh) * | 2012-07-30 | 2013-02-06 | 江苏巨鑫磁业有限公司 | 一种生产钕铁硼磁性材料的真空快淬装置 |
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2013
- 2013-03-18 CN CN201310087479.2A patent/CN103111624B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1409332A (zh) * | 2001-09-24 | 2003-04-09 | 北京有色金属研究总院 | 钕铁硼合金快冷厚带及其制造方法 |
CN101425355A (zh) * | 2008-07-31 | 2009-05-06 | 中国计量学院 | 一种Pr/Nd基双相纳米复合永磁材料及其块体的制备方法 |
CN102274974A (zh) * | 2011-06-01 | 2011-12-14 | 横店集团东磁股份有限公司 | 一种纳米晶稀土永磁合金粉末的制备方法 |
CN202717810U (zh) * | 2012-07-30 | 2013-02-06 | 江苏巨鑫磁业有限公司 | 一种生产钕铁硼磁性材料的真空快淬装置 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103878380A (zh) * | 2014-04-04 | 2014-06-25 | 江苏巨鑫磁业有限公司 | 一种钕铁硼磁性材料合金快淬炉 |
CN105280319A (zh) * | 2014-07-14 | 2016-01-27 | 中国科学院物理研究所 | 由工业纯混合稀土制备的稀土铁硼材料及其制备方法和应用 |
CN104616852A (zh) * | 2015-01-17 | 2015-05-13 | 浙江和也健康科技有限公司 | 一种应用于柔性磁条的高磁性稀土磁粉及其生产工艺 |
CN105002382A (zh) * | 2015-07-14 | 2015-10-28 | 东阳市银海磁业有限公司 | 永磁粉的生产工艺及其设备 |
CN106486227A (zh) * | 2015-09-01 | 2017-03-08 | 中国科学院宁波材料技术与工程研究所 | 一种镧铈铁基永磁粉及其制备方法 |
CN106486227B (zh) * | 2015-09-01 | 2018-10-19 | 中国科学院宁波材料技术与工程研究所 | 一种镧铈铁基永磁粉及其制备方法 |
CN105478787A (zh) * | 2015-12-03 | 2016-04-13 | 江苏巨鑫磁业有限公司 | 一种粘结钕铁硼NdFeB快淬永磁粉氧化方法 |
CN106098284A (zh) * | 2016-08-11 | 2016-11-09 | 江苏巨鑫磁业有限公司 | 一种钕铁硼合金超细永磁粉的制备方法 |
CN106887322A (zh) * | 2017-03-03 | 2017-06-23 | 北京科技大学 | 一种高效制备纳米晶稀土永磁粉的方法 |
CN106887322B (zh) * | 2017-03-03 | 2018-03-30 | 北京科技大学 | 一种高效制备纳米晶稀土永磁粉的方法 |
CN107464645A (zh) * | 2017-09-16 | 2017-12-12 | 江苏新旭磁电科技有限公司 | 一种低退磁率钕铁硼NdFeB合金超细永磁粉的制备方法 |
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Effective date of registration: 20240515 Address after: 558200 Lalin Industrial Park, economic development zone, Mawan Town, Dushan County, Qiannan Buyei and Miao Autonomous Prefecture, Guizhou Province Patentee after: Guizhou Faraday magnetoelectric Technology Co.,Ltd. Country or region after: China Address before: 226600 200 Jianghai West Road, Hai'an town, Hai'an County, Nantong City, Jiangsu Province Patentee before: JIANGSU JUXIN MAGNET Co.,Ltd. Country or region before: China |