| 申请日期 | 2025-07-07 | 申请号 | JP2021534243 |
| 公开（公告）号 | JP2022510035A | 公开（公告）日 | 2022-01-25 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | 三環瓦克華(北京)磁性器件有限公司 | ||
| 简介 | A NdFeB rare earth magnet includes a main phase and a grain boundary phase including a white grain boundary phase and a gray grain boundary phase. In a microstructure observation area of the rare earth magnet, an area of the white grain accounts for 1˜3% of a total area of the microstructure observation area, and an area of the gray grain boundary phase accounts for 2˜10% of the total area of the microstructure observation area. | ||
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