FIELD: foundry. SUBSTANCE: suspension is prepared by mixing 15.0-21.0 wt % of product of partial reesterification of oligoethoxysilanes by 1,0-2.0% of polyethylene glycols, 0,7-1.0 wt % of mineral acid, and refractory support. Prior to adding the latter , 8,0-11.0 wt % of water is added, its ratio to above-named reesterification product being 1:(2-2.1). EFFECT: reduced gas emission in molds. 2 cl, 6 tbl
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