Mold inserts for injection moldings

Details Mold inserts for injection moldings Mold inserts for injection moldings

1996-02-27

1998-04-28

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Temperature control

249 79, 264 406, 26432816, 4254501, 425548, 425552, 425589, B29C 4573

Patent

active

057441731

ABSTRACT:
The present relates to an apparatus for molding plastic parts which includes a cavity insert and a core insert wherein each insert has an open area on the shell or back side thereof. A device for circulating fluid through each chamber cools the inserts. In one preferred embodiment, the cavity and core inserts are made using a mold having a ceramic formulation including generally uniform size aggregate materials and carbon fibers. In certain embodiments, the apparatus further includes pressure bearing devices for absorbing molding pressure during operation of the molding apparatus.

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