摘要 |
To provide a powder for dust cores capable of improving magnetic properties such as magnetic permeability in a molded compacted powder magnetic core and mechanical properties such as size precision of the molded compacted powder magnetic core and radial crushing strength and, a dust core using the powder. A powder for a dust core contains a ferromagnetic powder, an insulating material containing silicone resin and/or phenol resin, and a lubricant, wherein the lubricant contains aluminum stearate, and a dust core using the powder for a dust core.
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