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Author:

吕皓 (吕皓.) | 商梦瑶 (商梦瑶.) | 宋晓艳 (宋晓艳.)

Indexed by:

zhihuiya

Abstract:

一种富Co型SmCo12基纳米晶永磁合金块体材料及其制备方法,属于粉末冶金技术领域。先将金属Sm块、Co块与掺杂元素M(V、Fe、Mn、Zr)小块按照Sm:(Co+M)=1:12的摩尔比进行配比,在配比时Sm的质量比理论增加5%‑10%;用悬浮感应熔炼炉熔炼获得名义成分为SmCo12‑xMx(x=0‑2)母合金铸锭;在氩气保护的手套箱中,将母合金铸锭破碎成粉末颗粒,放入具有氩气保护的球磨罐中进行球磨,制备出非晶合金粉末;将非晶合金粉末放入硬质合金模具预压,然后利用快速热压烧结成型。制备材料纯度高、晶粒尺寸在纳米尺度可控、工艺路线简单,得到常规熔炼制备的粗晶合金中无法稳定存在的SmCo12物相。

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Patent Info :

Type: 发明申请

Patent No.: CN202311665370.2

Filing Date: 2023-12-06

Publication Date: 2024-03-22

Pub. No.: CN117747281A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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