| 新技术、新设备在NdFeB稀土磁体生产中的应用之四——烧结工艺 |
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| 引用本文： | 罗阳,陈虞才. 新技术、新设备在NdFeB稀土磁体生产中的应用之四——烧结工艺[J]. 磁性材料及器件, 2007, 38(2): 1-6 |
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| 作者姓名： | 罗阳 陈虞才 |
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| 作者单位： | IEEETC-15永磁委员会,北京,100081;北京嘉诺海融商贸有限公司,北京,100029 |
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| 摘 要： | 针对NdFeB磁体的特点，根据相关技术需求，中国已开发出一整套有自已特色的生产设备，能有效生产高档磁体。前文分别介绍了NdFeB磁性合金的制备新工艺--速凝铸片（SC）制备工艺和设备、氢爆碎及气流磨（HD＋JM）制粉以及磁场取向成形工艺与设备，本文是系列文章的第四篇，侧重介绍烧结工艺的理论基础。
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| 关 键 词： | NdFeB磁体 烧结工艺 磁体密度 微结构 晶粒尺寸 |
| 文章编号： | 1001-3830(2007)02-0001-06 |
| 修稿时间： | 2006-01-26 |
Application of New Technology & New Equipment in NdFeB Production Part 4: The Sintering Technology |
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| LUO Yang,CHEN YU-cai. Application of New Technology & New Equipment in NdFeB Production Part 4: The Sintering Technology[J]. Journal of Magnetic Materials and Devices, 2007, 38(2): 1-6 |
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| Authors: | LUO Yang CHEN YU-cai |
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| Affiliation: | 1. IEEE TC-I5 Voting Member, Beijing 100081, China; 2. Beijing Jianuohairong Business Co, Ltd, Beijing 100029, China |
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| Abstract: | Based on the unique characteristics of NdFeB materials and special technical requests of processing, a series of producing equipment for magnet preparation have been developed by Chinese scientists and engineers. The new technology to prepare magnetic alloy, including strip casting, powder preparing by HD + JM, forming process by using press with high magnetic orientation field have been introduced in previous papers, the basic considerations concerning sintering process will be presented in this paper. |
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| Keywords: | NdFeB magnet sintering process magnet density microstructure grain size |
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