FIELD: casting molds for fabrication of artistic castings having one flat side. SUBSTANCE: casting mold has polymer film secured between mold bottom half and top box. Installed in top box is flat metal half-mold with openings for pouring gate and feeder heads. Metal half-mold 7 and polymer film 4 are separated by sand layer 5 which with polymer film replaces mold wash and mixtures used in permanent-mold casting. EFFECT: reduced mixture consumption and simplified casting. 1 dwg
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Authors
Dates
1998-05-10—Published
1995-12-09—Filed