Ball clay
The inherent properties of mita d2 ball clay is valued in its high plasticity , dry strength and bonding nature ect. The high plasticity facilitates shaping and finishing of ceramik bodies and high strength allows un- dried clay article to keep their shape and withstand all types of molding, shaping and conveying during manufacture.
Ball clay (mita d2)
Chemical analysis %
Sio2 75.40
Al2o3 12.75
Fe2o3 0.97
Mgo 0.12
Cao 0.29
Na2o 1.24
K2o 4.95
Tio2 0.05
Loi 4.3
Physical analysis ( 1200 c - 40' )
% dry shrinkage 0.38
% fired shrinkage 6
% absorption 6
Dry strength 70kg/cm2
Fired strength 450kg/cm2
Bulk (-50mm)
