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The Light insulating brick is made of high quality tabular corundum and mullite as the aggregate, the sillimanite is compounded as the matrix, and the special additives and a small amount of rare earth oxides are mixed.

Light insulating brick

China Light insulating brick factory

Light insulating brick

Fire resistance: 1580℃~1770℃
Al2O3: 30%~48%
SiO2: 45%~65%
Fe2O3: 1.5%~2.6%
Density: 1.8~2.2g/cm3
Apparent porosity: 17%~24%
Cold Crushing Strength: 15~39MPaMore
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