Potassium Cryolite for aliuminum fluoride potassium aluminium fluoride Aplications: Mainly used as raw materials for the production of aluminum-magnesium cast boron-containing alloys; deoxidizers and fluxes in the aluminum alloy manufacturing process; fiber fluxes and fluxes for aluminum, aluminum alloys and stainless steel; popular materials for friction agents; used in glass and ceramic industries Physical properties: White or light gray powder, slightly soluble in water