... column construction, normally because of the different Country of Origin with the different types and quantity of impurities, resulting in dyed ... such as zirconium corundum brick, zirconium refractory fiber), molding industry, ceramic and enamelware producing, in addition, also used in the production ... fluorozirconate, potassium, zirconium sulfate, etc.). 2012 HOT SELL zirconium sand with good quality