Chemical composition:

Al₂O₃ [%]: 37
SiO₂ [%]: 43.5
Fe₂O₃ [%]: 6
CaO [%]: 9.5

Physical properties:

Limit Temperature [°C]: 1300
Bulk Density after drying at 110 °C [kg/dm³]: 1.570
Cold Crushing Strength after drying at 110 °C [kg/cm²]: 184
Thermal conductivity [W/mK]: (500°C) 0.45 - (800°C) 0.47 - (1000°C) 0.54

The declared values are the average of the current production. They cannot be considered as guaranteed limits.