FIELD: foundry.
SUBSTANCE: apparatus includes ceramic mold with hot top cavity, pouring funnel, removable lid and ceramic tube. Pouring funnel is arranged outside removable lid. The last forms closed hot top cavity. One end of ceramic tube is secured to inner side of removable lid in its mean portion and it is communicated with pouring funnel. Ceramic tube is heated after it contacts with melt in hot top cavity till temperature of melt. It allows keep melt in liquid state for a long time period.
EFFECT: lowered number of rejected castings, reduced metal consumption for casting head, lowered mass and size of apparatus.
4 cl, 3 dwg, 1 ex
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Authors
Dates
2008-01-20—Published
2006-10-12—Filed