CERAMIC MASS FOR PRODUCTION OF CERAMIC BRICK Russian patent published in 2013 - IPC C04B33/138 

FIELD: chemistry.

SUBSTANCE: invention relates to industry of ceramic materials, mainly to compositions of mass for brick obtaining. Ceramic mass for production of ceramic brick includes medium plastic fusible clay and calcium-containing slag from obtaining of manganese ferroalloys with content, wt %: SiO₂ - 32.7; Al₂O₃ - 9.7; Fe₂O₃ - 2.2; CaO - 38.28; MgO - 2.32; R₂O - 2.28; MnO - 11.5, with the following component ratio, wt %: medium plastic fusible clay - 50-80; calcium-containing slag from obtaining manganese ferroalloys - 20-50.

EFFECT: increased frost resistance and compressive strength of products.

2 tbl