Composition of a ceramic mold and its structure

Details Composition of a ceramic mold and its structure Composition of a ceramic mold and its structure

1994-02-24

1995-03-07

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Molds and mold coating compositions

106 389, 264337, B28B 736

Patent

active

053954378

ABSTRACT:
A ceramic mold made up of Al.sub.2 O.sub.3, a silicon oxide mixture, C.M.C., CaCO.sub.3, Fe.sub.2 O.sub.3 or CoO, and water through a forging process under temperature within 500.degree. C. to 1600.degree. C., having a net of permeation holes on the inside and a guide tube disposed on the outside for drawing water from said net of permeation holes out of the ceramic mold or driving air into said net of permeation holes.

REFERENCES:
patent: 4938802 (1990-07-01), Noll et al.
patent: 5310420 (1994-05-01), Watts

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