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Magnetic properties of amorphous Fe74Al4Sn2P10C2B4Si4 powder prepared by water atomization and powder core made from it

Lu Cao-Wei Lu Zhi-Chao Sun Ke Li De-Ren Zhou Shao-Xiong

Magnetic properties of amorphous Fe74Al4Sn2P10C2B4Si4 powder prepared by water atomization and powder core made from it

Lu Cao-Wei, Lu Zhi-Chao, Sun Ke, Li De-Ren, Zhou Shao-Xiong
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  • Received Date:  11 October 2005
  • Accepted Date:  23 October 2005
  • Published Online:  20 May 2006

Magnetic properties of amorphous Fe74Al4Sn2P10C2B4Si4 powder prepared by water atomization and powder core made from it

  • 1. 钢铁研究总院安泰科技股份有限公司,北京 100081

Abstract: Fe74Al4Sn2P10C2B4Si4 powder were prepared by water atomization. It has been shown that this alloy has big glass-forming ability (GFA) and high stability against heating. Amorphous alloy powder can be got in size smaller than 400 mesh. Quality factor of the powder core made from this amorphous powder is remarkably higher than that of MPP in high frequency range, which means the core loss of the amorphous powder core is lower than that of MPP. The electrical resistivity of amorphous powder is much higher than that of MPP powder, that is why the amorphous powder core has lower core loss in the high frequency range.

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