High alumina brick Description

  High-alumina lightweight refractory brick bricks have high-alumina bauxite powder and refractory clay as raw materials and some inflammable additions, shaped by tamping or extrusion pressing and fired in high-temp tunnel kiln after being dried.

  High-alumina lightweight refractory b bricks have three brands in accordance with their bulk densities, which are decided by the amount of the inflammable additions. High-alumina lightweight refractory bricks with large bulk density have the features of high mechanical strength and small change of load at a high temperature.

used fire brick Features