... , petroleum, chemical, dyestuff and water treatment, etc..2.Diatomite is widely used as carrier in van adic sulfate catalyst ... can meet the need in many industries.4. Diatomite is widely used as functional fillings in rubber, plastics, coatings , anti ... , toothpaste, cosmetics, asphalt, cement, ceramic product, etc..5.Diatomite is widely used as thermal insulation material in thermal insulation ...