CERAMIC MIXTURE FOR MANUFACTURING WALL BRICK ARTICLES Russian patent published in 2004 - IPC

FIELD: ceramics. SUBSTANCE: ceramic mixture includes, wt %: quartz component in the form of waste originating from ferruginous quartzite or muscovite mica concentration, 7.26-10.83; nepheline additive in the form of nepheline concentrate or apatite-nepheline ore concentration waste, 7.26-10.83; broken glass, 8.36-22.38; and sulfite-alcohol distillery dregs, 0.5-5.0; size of all components being less than 0.05 mm. Use of the ceramic mixture allows manufacture of wall brick articles with porosity 40.7-44.2% and heat conductivity 0.29-0.32 W/mcm. EFFECT: improved quality of ceramics. 2 tbl