FIELD: chemistry.
SUBSTANCE: invention relates to compositions for hot repairing of fireproof masonry of industrial furnaces by method of ceramic welding and can be used in metallurgical industry in coke chemical production. Ceramic mixture for repairing coke furnace masonry includes quartz sand, silicon and coke dust with the following component ratio in wt %: quartz sand - 65-75; silicon -15 -30; coke dust -5-15.
EFFECT: obtaining heat-resistant and mechanically durable ceramic welding with homogeneous mineralogical composition.
3 cl, 1 tbl
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