Cordierite Mullite Bricks

Cordierite mullite bricks feature high temperature resistance, high strength at both room and high temperatures, strong load-bearing capacity, resistance to deformation, and superior thermal shock stability.

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Physical and Chemical Indicators

Item	CMG1	CMG2	CMD1	CMD2
Bulk Density (g/cm³)	≥ 1.85
Apparent Porosity (%)	26 ± 4
Cold Modulus of Rupture (MPa)	≥ 10
Hot Modulus of Rupture (MPa) at 1250℃×0.5h	≥ 12		≥ 9
Thermal Expansion Coefficient (10⁻⁶/℃) at 20~1000℃	≤ 2.8	≤ 3.8	≤ 2.8	≤ 3.8
Thermal Shock Resistance (Cycles, 1100℃ water cooling)	≥ 30

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