Method of manufacturing sintering product of Fe-Co alloy soft ma

Details Method of manufacturing sintering product of Fe-Co alloy soft ma Method of manufacturing sintering product of Fe-Co alloy soft ma

1990-10-01

1991-07-16

Lechert, Jr., Stephen J.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Powder shape or size characteristics

419 25, 419 29, 419 38, 419 54, C22C 3200

Patent

active

050323555

ABSTRACT:
A method of manufacturing a sintering product of Fe-Co alloy soft magnetic material by molding a powder comprising from 40 to 60% by weight of Co and the substantial balance of Fe, sintering the molding product and then applying heat treatment, wherein cooling after the heat treatment is conducted as slow cooling at a cooling rate of not more than 50.degree. C./min.

REFERENCES:
patent: 4221613 (1980-09-01), Imaizumi et al.
patent: 4369075 (1983-01-01), Nobuo et al.
patent: 4601876 (1986-07-01), Yamashita et al.
patent: 4925502 (1990-05-01), Yamagishi et al.
patent: 4968347 (1990-11-01), Ramesh et al.

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