High alumina insulating brick

High alumina insulating brick, Small volume density, Low thermal conductivity, Excellent heat insulation.

High alumina insulating brickĀ 

High-alumina insulating brick is a heat-insulating refractory with good porosity made by burning organic matters.It has the advantages of high porosity,low volume density,good heat insulation,high compression strength,low thermal conductivity and long life.It is the indispensable material to build a variety of industrial furnaces.