| 摘要 |
PROBLEM TO BE SOLVED: To provide a composite magnetic unit and an electromagnetic interference suppressor, which specifies the specific surface area of a soft magnetic powder, to express its surface condition and ensures the self-extinguishing property which is flame resistance. SOLUTION: In this composite magnetic unit 1 containing a soft magnetic powder 2 and a binder 3, the surface area of the binder 3 is set at 0.1-3 m2/g.
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