Glaze:
There are many varieties of raw materials available for making sanitaryware glaze. However the following are the major and most important raw materials commonly used in making sanitaryware glaze.

Feldspar
Nepheline
Quartz
Calcite
Dolomite
Wollastonite
Zircon
China Clay
Barium Carbonate
Talc
Tourmaline
Calcium Fluoride
Carboxy-methylated-cellulose
Colouring oxides
Colour stains
Frits

Based on the availability and requirement, different factories use different combinations of above raw materials in making Sanitaryware glaze.
..to be contd