14-12-2017 дата публикации
Номер: KR1020170137968A
Принадлежит:
Disclosed is a power inductor manufacturing method which has excellent magnetic properties, has a simple manufacturing process, and reduces manufacturing costs. The manufacturing method of the present invention includes: a step of manufacturing a mixture by dispersing and mixing third metal powder, which is at least one selected from a magnetic body and a soft magnetic body, with resin solution; a step of producing slurry for core molding by adding and mixing fourth metal powder having particles of the same size as one of the third metal powder while being selected as at least one from a magnetic body and a soft magnetic body in the mixture and producing a plurality of sheets from the slurry for core molding; a step of forming a stacked body of the plurality of sheets, forming a stacked bar by heating, compressing, and hardening the stacked body, and then manufacturing a core by processing the stacked bar; a step of manufacturing slurry for injection molding by dispersing and mixing fifth ...
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