best quality iron oxide brown powder Fe2O3

iron oxide series products have excellent physical and chemical properties, hiding strong, high color strength, color gentle, stable performance, and is a green and environmentally friendly non-toxic paint, alkali on the weak acid and the acid has a certain stability, has excellent light fastness, heat resistance,non-soluble in water and organic solvents, has excellent anti-rust anti-ultraviolet radiation and so on, mainly used in plastics, rubber, ceramics, paint, building materials and so on.