FIELD: ceramic mixtures for manufacture of bricks by semidry pressing. SUBSTANCE: ceramic mixture includes the following components, mas.%: clay, 92098; wastes of concentration of copper ores, copper-boron tailings, 2-8. Components are batched, mixed and blanks are formed by semidry pressing with subsequent drying and firing at 950 C. Physico-chemical parameters: compression strength, 8.5-15.1 MPa; strength after holding in water, 18.5-22 MPa; water absorption, 14.6-16%. EFFECT: higher efficiency. 2 tbl
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Authors
Dates
1997-12-20—Published
1995-03-14—Filed