Ball Clay Specifiions
Oxides BALL CLAY MOKHA DEH LOI 11% +/ 1% 9% +/ 1% SiO2 54% +/ 2% 61% +/ 2% Al2O3 27% +/ 2% 23% +/ 2% Fe2O3 % +/ % % +/ % Na2O < % < % K2O < % < % CaO < % < % MgO < % < % TiO2 < % < % Shrinkage 1220 C° 11% +/ 1% 8% +/ 1% Water of Plasticity 33 29 BEFORE FIRING Dry MOR Kg/sqcm 13 Green MOR .