Grade: china clay ( hydrous) lumbs foam. Application: vitrified tiles/ paint/paper. Brightness (iso)76é¦2 After fired brightness(%)at 1200++?é¦c/1hrs - 90é¦1 After fired colour shade - white Moisture < 5 % Ph 6-8 Residue (325#)calibrated sieve0.85% Wet to dry shrinkage 3-4 Wet to fired shrinkage 12-14 Green m.O.R (kg/cm2) 5-6 Fired m.O.R (kg/cm2) 55-57 Water of plasticity 35.6% (very good) We can supply to any quantity as buyers requirement. Packing as decided upon by the buyers.