FIELD: metallurgy.
SUBSTANCE: method comprises producing the part of the lower mould half and the part of the upper mould half. In the main body section of the mould, a separation line which separates the part of the lower mould half from the upper mould half is centered between the mould parts that form the window openings for the brake in the bolster sides. One or more rods, a mould is inserted, and the molten material is poured into the mould.
EFFECT: improved accuracy and purity of the casting surface.
19 cl, 11 dwg
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