Method for forming an enclosure on a ferrous core
 A method for forming an enclosure on an outer face of a ferrous core comprises the steps of 1) mounting a ferrous core on a first mold; 2) disposing the first molding assembly together with the ferrous core into a second mold; 3) injecting an insulative material into the second mold to enclose the ferrous core; 4) removing the enclosed core from the second mold; and 5) ejecting the enclosed core from the first mold. 
Hon Hai Precision Ind. Co., Ltd.
H B B H
H01F B29C B29C H01F
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We-Chuan
Wang