FIELD: foundry. SUBSTANCE: suspension has the following components, wt. %: alumochromphosphate binding agent, 12.0-17.0; orthophosphoric acid, 1.2-2.0; forge scale of carbon steels, 10.0-14.0; surfactant, 0.08-0.15; water, 13.5-20.0; dust-like refractory filler, the balance. EFFECT: higher strength of ceramic molds after firing, and resistance to cracking. 2 tbl
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