METHOD FOR PRODUCING CERAMIC BRICK Russian patent published in 2021 - IPC C04B33/02 C04B33/132 

FIELD: production of artificial ceramic stones.

SUBSTANCE: invention relates to the production of artificial ceramic stones and can be used in the manufacture of refractory bricks. The method consists in mixing refractory clay, blast furnace sludge, low-carbon ferrochrome slag, screening out burnt rock, liquid glass and water, followed by grinding, moistening the charge to molding moisture, plastic molding, cutting the resulting bar into blanks, drying and firing the blanks at a temperature of 950 -1000С, at the following ratio, wt%: refractory clay - 25-30, blast furnace sludge - 13-14, low-carbon ferrochrome slag - 12-13, burned rock screening - 24-25, liquid glass - 7-8, water - the rest.

EFFECT: invention increases strength and frost resistance of products.

1 cl, 1 tbl, 1 dwg