CN111636035B - 重稀土合金、钕铁硼永磁材料、原料和制备方法 - Google Patents
重稀土合金、钕铁硼永磁材料、原料和制备方法 Download PDFInfo
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- CN111636035B CN111636035B CN202010528355.3A CN202010528355A CN111636035B CN 111636035 B CN111636035 B CN 111636035B CN 202010528355 A CN202010528355 A CN 202010528355A CN 111636035 B CN111636035 B CN 111636035B
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Abstract
Description
编号 | 1 | 2 | 3 | 4 | 5 |
RH | 75 | 69 | 60.2 | 40 | 62.5 |
Tb | / | / | 50.2 | 30 | 34 |
Dy | 75 | 69 | / | 5 | 3 |
Ho | / | / | 10 | / | 2.3 |
Gd | / | / | / | 5 | 23.2 |
Ti | / | 7.5 | 4 | 6.25 | 10 |
Zr | 7.27 | / | 4 | 2 | 10 |
B | 0.5 | 0.5 | / | 1 | 0.9 |
Fe和/或Co | 余量 | 余量 | 余量 | 余量 | 余量 |
编号 | Br(kGs) | Hcj(kOe) | Hcb(kOe) | BHmax(MGOe) | Hk/Hcj |
实施例1 | 11.82 | 34.85 | 11.59 | 33.09 | 95.73 |
实施例2 | 12.00 | 32.77 | 11.73 | 35.03 | 95.95 |
实施例3 | 11.80 | 40.59 | 11.57 | 33.07 | 95.68 |
实施例4 | 12.68 | 28.97 | 12.33 | 38.95 | 95.66 |
实施例5 | 12.11 | 28.74 | 11.89 | 35.75 | 95.78 |
对比例1 | 11.79 | 32.92 | 11.51 | 32.81 | 94.80 |
对比例2 | 11.09 | 44.53 | 10.65 | 29.58 | 93.23 |
对比例3 | 12.59 | 27.53 | 12.31 | 38.62 | 94.85 |
对比例4 | 12.45 | 27.11 | 12.23 | 37.92 | 94.50 |
对比例5 | 11.89 | 31.58 | 11.62 | 33.85 | 94.53 |
Claims (26)
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CN202010528355.3A CN111636035B (zh) | 2020-06-11 | 2020-06-11 | 重稀土合金、钕铁硼永磁材料、原料和制备方法 |
US17/785,501 US20230093094A1 (en) | 2020-06-11 | 2021-05-21 | Heavy rare earth alloy, neodymium-iron-boron permanent magnet material raw material, and preparation method |
PCT/CN2021/095091 WO2021249159A1 (zh) | 2020-06-11 | 2021-05-21 | 重稀土合金、钕铁硼永磁材料、原料和制备方法 |
CA3163388A CA3163388A1 (en) | 2020-06-11 | 2021-05-21 | Heavy rare earth alloy, neodymium-iron-boron permanent magnet material, raw material, and preparation method |
DE112021000728.9T DE112021000728T5 (de) | 2020-06-11 | 2021-05-21 | Schwere seltenerdlegierung, neodym-eisen-bor-dauermagnetmaterial, rohmaterial und herstellungsverfahren |
KR1020227024171A KR102718194B1 (ko) | 2020-06-11 | 2021-05-21 | 중희토류 합금, 네오디뮴철붕소 영구자석 재료, 원료 및 제조방법 |
AU2021288185A AU2021288185B2 (en) | 2020-06-11 | 2021-05-21 | Heavy rare earth alloy, neodymium-iron-boron permanent magnet material, raw material, and preparation method |
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CN115083708A (zh) | 2021-03-10 | 2022-09-20 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体及其制备方法 |
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CN113066625B (zh) * | 2021-03-26 | 2023-04-11 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系永磁材料及其制备方法和应用 |
CN113593800B (zh) * | 2021-07-20 | 2023-01-10 | 烟台正海磁性材料股份有限公司 | 一种高性能烧结钕铁硼磁体及其制备方法 |
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