Tabular corundum refractory castable

Composition: Al2O3>90% Refractoriness: 1850℃

Product Overview


Type Tabular corundum
Material Tabular corundum
refractory castable
Max working temp.(℃) 1700
Bulk density after drying at 110℃, g/cm3 3.0
Chemical analysis, % Al2O3≥ 92
SiO2≤ 4
Cold bending strength (Mpa) 110℃*24H 13
1100℃*3H 13
Cold crushing strength
110℃*24H 100
1100℃*3H 100
1500℃*3H 100
Linear change after heating, % 1100℃*3H ‘-0.3~+0.3
1500℃*3H ‘-0.6~+0.6
Water Addition 4-5%
Construction method Vibration
Application kiln outlet


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