Method for producing soft magnetic powdered core

Details Method for producing soft magnetic powdered core Method for producing soft magnetic powdered core

2008-03-17

2011-11-22

Wyszomierski, George (Department: 1733)

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Powder pretreatment

C419S065000

Reexamination Certificate

active

08062583

ABSTRACT:
A method for producing a soft magnetic powdered core includes preparing a mixture of a soft magnetic powder and a resin powder, compacting the mixture into a predetermined shape so as to obtain a compact, and heating the compact. The resin powder has a median size of not more than 30 μm, a maximum particle size of not more than 100 μm, and a specific surface area of not less than 1.0 m2/cm3, and the additive amount thereof is 0.005 to 2 vol %.

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