WBCTM
Refractory sandstone grog 50% 0-03 mm - CTM
Good mechanical strength, low shrinkage, exceptional resistance to thermal shocks.
For artistic creations of all sizes.
Straw yellow colour after oxidizing cooking at 1300°C.
T ° Bisqueware / 1000°C
T ° Firing / 1280 - 1600°C
Pyroscopic resistance / 1650°C (3002°F)
Drying shrinkage / 4.2%
Shrinkage at 1300°C / (2372°F) 5%
Porosity at 1300°C / (2372°F) 2%
Coefficient of expansion 20-500 ° C / (68-932°F) 52 x 10-7