ENAMELED BRICK FABRICATION PROCESS Russian patent published in 2004 - IPC

FIELD: manufacture of building materials.

SUBSTANCE: process comprises preparation of enamel, applying it onto brick, and firing, said enamel being fusible one and said brick having been subjected to preliminary baking in furnaces with thermoradiation heaters, wherein temperature rise to 700-750^оС takes 2 h and baking is further continued at this temperature for 10-20 min.

EFFECT: enabled fabrication of high-quality (good enamel adhesion, high frost resistance, and good ornamental characteristics) brick at shorter firing time.

7 cl, 2 dwg, 1 tbl