Cryolite

Cryolite is mainly used as flux of molten salts and aluminium metallurgy; as opalizer of enamel, as opacifier of glass; as wear-resistance filling agent for the production of rosin gum.

Aluminium fluoride

It is mainly used in the electrolytic aluminium industry; as regulator of alumina fused electrolyte to reduce electrolytic temperature; also used in ceramic, solder and catalysts industry.