Description
Chemical composition
Al2o3: 25-38%
Sio2: 50-60%
Mgo: 5-10%
Others: <5
Physical property
Density: 2.1-2.5 g/cm3
Coefficient of heat expansion(x10-6K-1)(20-800C): ≤ 3.5
Specific heat (J/Kg. K)(20-1000C): 900-1100
Thermal Conductivity(20-1000C): 1.5-2.5
Impact thermal resistance(C/min): ≥ 300
Max. Working temp. (C): 1320
Water absorption %: ≤ 1