BALL CLAY
Specifications:
SiO2: 49.6%
Al2O3: 18 - 23%
Fe2O3: 1 - 3%
CaO: 0.1 - 0.3%
MgO: 0.25%
L.O.I: 5-8 %
Plasticity: 15.7
Dry strength: 1660 DEGREE C.

INSPECTION: BY SGS AT SHIPPING PORT ON THE BUYER’S A/C.