FIELD: metallurgy.
SUBSTANCE: molten metal is poured into a mould cavity through a downgate, after metal cooling the casting is removed. The casting mould consists of a sand mould with a cavity previously formed therein it in the form of a manufactured casting placed on a multi-use refractory base.
EFFECT: production of metal castings on a multi-use basis.
3 cl, 3 dwg
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