Magnetic material and coil component using same

Magnetic material and coil component using same

  • CN 106,876,077 B
  • Filed: 02/23/2012
  • Issued: 06/16/2020
  • Est. Priority Date: 07/05/2011
  • Status: Active Grant
First Claim
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1. A magnetic material comprising a particle compact formed by molding a plurality of metal particles comprising an Fe-Si-M soft magnetic alloy, wherein M is a metal element that is more easily oxidized than Fe,an oxide film containing a metal element M that is more easily oxidized than Fe is formed around at least a part of each metal particle,the particle-shaped body is mainly formed by bonding oxide films formed around adjacent metal particles to each other,the apparent density of the molded particles expressed by M/Vp was 5.2g/cm3Above, 7.0g/cm3Are as follows, andm is the mass of the pellet compact sample, and Vp is the volume of the pellet compact sample measured by the gas substitution method according to JIS R1620-1995.

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