Process for producing soft magnetic material

H - Electricity – 01 – F

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18/1120, 148/6

H01F 1/33 (2006.01) C22C 33/02 (2006.01) H01F 1/20 (2006.01)

Patent

CA 1099884

ABSTRACT OF THE DISCLOSURE A process for producing a phosphorus-bearing soft magnetic material. The process includes the steps of: blending iron powder and ferro-phosphorus powder into a mixture containing from 0.4 to 1.25% phosphorus; pressing said blended mixture into a compact; and sintering said compact in a non-oxidizing atmosphere. The iron and ferro-phosphorus powder respectively have no more than 0.02 and 0.2% calcium. The ferro-phosphorus powder has from 12 to 30% phosphorus.

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