CHARGE FOR MANUFACTURE OF CLAY PRODUCTS Russian patent published in 1995 - IPC

FIELD: manufacture of building materials. SUBSTANCE: manufacture of qualitative clay products from sinter of aluminate electroslag of phase composition, mass percent: Al₂O₃(α-structure) 55 to 60; MgAl₂O₄ 30 to 33; CaO·6 Al₂O₃ 5 to 7; MgOSiO₂ 0.5 to 2.0 by using it as a base of ceramic charge for manufacture of building. Charge for manufacture of clay products includes raw material base and feldspar, whose characteristic feature consists in the fact that sinter of aluminate of electroslag of the above phase composition is taken as the raw material base at the following relation of components, mass percent: feldspar 10 to 14; sinter of aluminate electroslag the rest. EFFECT: enhanced reliability of environment protection and utilization of alumocontaining industrial waste of machine-building industry. 1 tbl