What is the difference between washed kaolin and calcined kaolin?

Kaolin is an inorganic non-metallic mixture. Calcined kaolin is to sinter kaolin in a calcining furnace to a certain temperature and time to produce its physical and chemical properties. Certain changes to meet certain requirements. Calcined kaolinCompared with uncalcined kaolin, the bound water content of low-temperature calcined kaolin is reduced, and the silica and alumina…