钕铁硼永磁晶界扩散技术和理论发展的几个问题
Several Issues on the Development of Grain Boundary Diffusion Process for Nd-Fe-B Permanent Magnets
(a) HRE vapor coating (b) diffusate coating
(c) diffusate coating before sintering (d) diffusate coating after sintering
钕铁硼永磁晶界扩散技术和理论发展的几个问题 |
| 刘仲武, 何家毅 |
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Several Issues on the Development of Grain Boundary Diffusion Process for Nd-Fe-B Permanent Magnets |
| LIU Zhongwu, HE Jiayi |
| 图13 晶界扩散与现存烧结工艺的结合：与气流磨结合的重稀土蒸气包覆、冷压前的双合金粉末混合、致密化成型前的扩散剂包覆和致密化成型后的扩散剂包覆 (a) HRE vapor coating (b) diffusate coating (c) diffusate coating before sintering (d) diffusate coating after sintering |
| Fig.13 The combination of GBD and existing process for sintered magnets |
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