MIXTURE FOR MANUFACTURE OF CORES AND MOLDS IN HEATED AUXILIARIES

摘要

FIELD: foundry; applicable in manufacture of heated-auxiliary molds and cores. SUBSTANCE: mixture contains the following ingredients, wt.%: aluminochromophosphate binding agent, 2.0-3.0; polyelectrolyte, 0.3-0.7; waste of electroplating, 2.0-2.5; amino-containing compound, 0.7-1.2; quartz sand, 92.6-96.0. EFFECT: reduced rejects due to increased life and fluidity of mixture. 3 cl, 2 tbl