|Monthly Tech-Tip |
Normally the powder would slake and settle to the bottom immediately. Mixing this requires a powerful mixer and plenty of time to remove all the lumps. The proportion of gum in the water amounts to 1.5% the total weight of the powder in the glaze.
CMC gum is indispensable for many types of ceramic glazes. It is a glue and is mainly used to slow drying and improve adhesion and dry hardness.