PRNG HIGH GRADE CHAMOT BLACK CLAY 12.5KG

Baking temperature: 1200-1260ºC Biscuit temperature: 1000ºC Moisture: 20% Plasticity (IP Atterberg): 22 Calcimesia (CaCO3): 0% Shrinkage on drying: 6.5% Shrinkage on baking (1260ºC): 4.4% Porosity (water absorption 1260ºC): 7.8% Dry mechanical resistance: 3.0 N/mm2 Baked mechanical resistance (1260ºC): 17.7 N/mm2 Coefficient of thermal expansion (25-500ºC): 51.3 x 10^-7ºC^-1