BLEND FOR MAKING CERAMIC PRODUCTS Russian patent published in 2000 - IPC

FIELD: building materials industry, technology of making ceramic products, more particularly floor plates from industrial production waste. SUBSTANCE: blend comprises raw alumina-containing substrate and additives, raw substrate comprises spent alumina sulfur production catalyst; and additives include pyrite cinders, and lime, ratio of components is as follows, wt.%: spent sulfur production catalyst, 50.0-55.0; pyrite cinders, 14.0- 16.6; tripoli, 15.0-17.0; lime, 15.0-17.0. EFFECT: increased strength and higher attrition resistance, improved strength after molding operation, reduced price, ecological problem is not involved. 3 tbl