Sintered porous brick refers to clay, shale, fly ash as the main raw materials, through molding, calcination of porous brick, "Sintered porous brick" GB13544-2000 main specifications 240 x 115 x 90, the porosity is not less than 15% ~ 30%, the pore is round or non-circular, pore size is small and large. Sintered ordinary brick is a traditional wall material with high strength and durability, and because of its porous and thermal insulation, sound insulation and other advantages, so suitable for building envelope structure, has been widely used in masonry building walls, external walls, columns, archs, chimneys, ditches and other structures, but also in masonry. Place suitable reinforcement or steel wire instead of concrete constructional column and lintel.