Refractory Brick Alumina Silica Fire Brick

Product introduction of Alumina silica fire brick

The alumina silica refractory brick belongs to the alumina silica refractory product. This product is widely used in high temperature operation of steel, glass, nonferrous metals and other industries. Kerui Refractory Co., Ltd. provides various low-cost alumina silica bricks.

Features of Alumina silica fire brick

Excellent fire resistance

High thermal conductivity

Low porosity

Excellent anti-wear ability

Excellent thermal shock performance

Application of of Alumina silica fire brick

Steelmaking furnace

cement kiln

Glass kiln

blast furnace

Ceramic tunnel kiln

Parameters of Alumina silica fire brick

ItemGZ-96GZ-95GZ-94
SiO2, %, ≥969594
Fe2O3, %, ≤1.01.21.4
Apparent porosity, %, ≤22(24)
Normal temperature compressive strength, MPa, ≥35(30)kg/pcs,<20Kg
30(25)kg/pcs, ≥20Kg
0.2MPa Load softening temperature, ≥166016501640(Colloidal silica1620)
True Density, g/cm3, ≤2.342.35