Permanent magnet composition
    6.
    发明授权
    Permanent magnet composition 失效
    永磁体组成

    公开(公告)号:US5183517A

    公开(公告)日:1993-02-02

    申请号:US759130

    申请日:1991-09-11

    IPC分类号: H01F1/055 H01F1/057

    CPC分类号: H01F1/0577 H01F1/055

    摘要: An improved permanent magnet composition comprising 22 to 28 wt % R, 5 to 16 wt % iron, 0.2 to 6.5 wt % copper, 0.1 to 6 wt % manganese, 0.5 to 6 wt % A, 0.1 to 2 wt % B and the balance cobalt, in which R is at least one of rare earth elements including yttrium, A is at least one of zinc and zirconium and B is at least one element selected from the group of aluminum, bismath and thallium.

    摘要翻译: 一种改进的永磁体组合物,其包含22至28重量%的R,5至16重量%的铁,0.2至6.5重量%的铜,0.1至6重量%的锰,0.5至6重量%的A,0.1至2重量%的B, 钴,其中R是包括钇的稀土元素中的至少一种,A是锌和锆中的至少一种,B是选自铝,铋和铊中的至少一种元素。