FIELD: foundry. SUBSTANCE: self-hardening mixture employed when manufacturing molds and cores using liquid glass mixtures contains, wt %: low-magnesia (4-5%) lime, 0.5-1.0; liquid glass, 6-7; bentonite, 2; and refractory filler, 96-98. Lime is composed of 50-70% CaO and 4-5% MgO. EFFECT: enlarged raw material resource. 2 tbl
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