CPC H01F 1/20 (2013.01) [H01F 1/14733 (2013.01); H01F 1/24 (2013.01); H01F 1/26 (2013.01); H01F 1/33 (2013.01); H01F 1/36 (2013.01); H01F 3/08 (2013.01); H01F 1/15308 (2013.01); H01F 1/15333 (2013.01); H01F 41/0246 (2013.01)] | 14 Claims |
1. A soft magnetic metal powder comprising coated particles, each of the coated particles comprises a soft magnetic metal particle including Fe and a coating part having an insulation property, wherein
the coating part is formed on a surface of the soft magnetic metal particle,
a soft magnetic metal fine particle exists inside the coating part and is completely surrounded by the coating part,
an aspect ratio of the soft magnetic metal fine particle is 1:2 to 1:10000,
the coating part includes at least one selected from the group consisting of a phosphate based glass, a bismuthate based glass and a borosilicate based glass, as a main component, and
a thickness of the coating part is 1 nm or more and 200 nm or less.
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