CN1192836C - 一种钕铁硼稀土永磁合金制粉的方法及其生产设备 - Google Patents
一种钕铁硼稀土永磁合金制粉的方法及其生产设备 Download PDFInfo
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- CN1192836C CN1192836C CNB021326134A CN02132613A CN1192836C CN 1192836 C CN1192836 C CN 1192836C CN B021326134 A CNB021326134 A CN B021326134A CN 02132613 A CN02132613 A CN 02132613A CN 1192836 C CN1192836 C CN 1192836C
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Abstract
Description
序号 | 内容 | 第一磨室 | 第二磨室 | 第三磨室 |
1 | 现有技术 | n1=2600rpm | 无 | 无 |
2 | 本发明1 | n1=1800rpm | n2=2400rpm | n3=2500rpm |
3 | 本发明2 | n1=2200rpm | n2=2300rpm | n3=2450rpm |
序号 | 名称 | 平均粒度 | ≤1μm | ≥5μm | ≥10μm |
1 | 现有技术 | 3.5 | 15% | 22% | 4% |
2 | 本发明1 | 3.5 | 8% | 6% | 无 |
3 | 本发明2 | 3.5 | 4% | 5% | 无 |
序号 | 内容 | 剩磁Br(KOs) | 矫顽力Hcj(KOe) | 最大剩磁(BH)max(MGOe) |
1 | 现有技术 | 13.1 | 13.5 | 40.8 |
2 | 本发明1 | 13.5 | 14.5 | 43.7 |
3 | 本发明2 | 13.7 | 15.2 | 45.1 |
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB021326134A CN1192836C (zh) | 2002-07-17 | 2002-07-17 | 一种钕铁硼稀土永磁合金制粉的方法及其生产设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB021326134A CN1192836C (zh) | 2002-07-17 | 2002-07-17 | 一种钕铁硼稀土永磁合金制粉的方法及其生产设备 |
Publications (2)
Publication Number | Publication Date |
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CN1390664A CN1390664A (zh) | 2003-01-15 |
CN1192836C true CN1192836C (zh) | 2005-03-16 |
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Application Number | Title | Priority Date | Filing Date |
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CNB021326134A Expired - Lifetime CN1192836C (zh) | 2002-07-17 | 2002-07-17 | 一种钕铁硼稀土永磁合金制粉的方法及其生产设备 |
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CN (1) | CN1192836C (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103990805B (zh) * | 2014-05-11 | 2016-06-22 | 沈阳中北通磁科技股份有限公司 | 一种钕铁硼稀土永磁合金的制粉方法和设备 |
CN104249156B (zh) * | 2014-09-12 | 2017-08-08 | 沈阳中北通磁科技股份有限公司 | 一种无底料气流磨制粉方法和钕铁硼永磁铁及其制造方法 |
CN104227004A (zh) * | 2014-09-12 | 2014-12-24 | 沈阳中北真空技术有限公司 | 无底料气流磨制粉设备及制粉方法和永磁体的制造方法 |
CN104493183B (zh) * | 2014-11-27 | 2017-01-04 | 北京科技大学 | 一种水\油流磨制备钕铁硼永磁合金粉末的制备方法 |
CN105921758B (zh) * | 2016-06-30 | 2018-01-23 | 中铝广西有色金源稀土有限公司 | 一种气流磨过滤器的简易改善装置 |
CN114551077B (zh) * | 2021-12-21 | 2023-09-05 | 包头韵升强磁材料有限公司 | 一种优化烧结钕铁硼磁体微观结构的方法 |
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2002
- 2002-07-17 CN CNB021326134A patent/CN1192836C/zh not_active Expired - Lifetime
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Effective date of registration: 20090220 Address after: Hunnan hi tech Industrial Development Zone, Shenyang City, Liaoning province after the Elm Road Patentee after: SHENYANG ZHONG BEI TONG CI TECHNOLOGIES Co.,Ltd. Address before: Liaoning province Shenyang City District 111 Wencui Road No. 7 Shenyang North vacuum Industrial Company Patentee before: Sun Baoyu |
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Owner name: SHENYANG ZHONGBEI TONGCI SCIENCE CO., LTD. Free format text: FORMER OWNER: SUN BAOYU Effective date: 20090220 |
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Address after: 110168 Liaoning Province, Shenyang Hunnan Huiquan Road No. 8 Patentee after: Shenyang Zhongbei Tongci Technology Co.,Ltd. Address before: Hunnan hi tech Industrial Development Zone, Shenyang City, Liaoning province after the 110168 Elm Road Patentee before: SHENYANG ZHONG BEI TONG CI TECHNOLOGIES Co.,Ltd. |
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