利用熔体快淬技术制备了(Nd11.4Fe82.9B5.7)0.99Zr1,(Nd11.4Fe82.9B5.7)0.99Ga1和Pr8Fe87B5快淬带.利用深冷技术对纳米晶复合快淬带进行超低温处理.研究了深冷处理对纳米复合永磁材料织构度和磁性能的影响.结果表明深冷处理有助于快淬带织构度的增强,使快淬样品的饱和磁化强度Ms发生变化,矫顽力Hci变化不大.经深冷处理后Pr8Fe87B5样品最佳(BH)max达到187.9kJ·m-3.
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