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一种含Y的稀土永磁合金速凝片
Authors
丁广飞
李东
+5 more
范晓东
郭帅
闫阿儒
陈仁杰
陈侃
Publication date
28 July 2017
Publisher
Abstract
本发明提供了一种含Y的稀土永磁合金速凝片,是在稀土合金Re‑Fe‑B中添加Y元素,采用合金速凝甩片技术,获得由主相柱状晶与晶间相构成的织构,其中Y主要进入主相中形成2:14:1晶体结构,而在富稀土相中形成贫Y区。该合金速凝片通过调控Y含量,能够有效调节稀土元素在速凝片中主相柱状晶和晶间相中的分布,为后续制备性能良好的稀土永磁体奠定了基础,并且能够降低后续制备磁体的成本
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Last time updated on 22/01/2018