Alumina Bubble Brick
Alumina bubble brick using Alumina hollow ball as main raw material, high performance alumina ultrafine powder as additive, organic matter do binder, forming after drying, alumina hollow ball fired at 1750 ℃ high temperature furnace to make category under light corundum insulation brick, this material with low thermal conductivity, heat preservation,high compressive strength
Insulation Fire Brick
The bulk density of GM series lightweight heat-insulating brick is 0.6~1.25g/cm3. Working temperatures range from 900℃ to 1600℃. Each grade of products has unique design to meet different thermal, physical and chemical demands.GM series lightweight heat-insulating bricks are made from good quality and super-pure raw materials, with strictly classified fillings according to their grades.