The clay chemically consist of Alumina Oxide Al2O3 around 27% and Silica Oxide SiO2 around 55%. The clay is plastic in nature and it's colour is off white. ...
Ball clay acts as binding agent and contributes to plasticity, workability and strength a pre-fired ceramic body. Some are highly valued for their fluid and casting properties, particularly in the manufacture of sanitaryware. BBC Mines...