Red Oxide Powder utilized as primer to provide great protection to the iron or steel surfaces from rust or corrosion. It is used in production of primer paints, lead glass and various other products. It is weather resistant and has high UV absorption rate. Chemical Formula : Fe2O3 PHYSICAL PROPERTIES : Appearance- free flowing dry powder Sp. gravity- 4.2 - 4.8 Oil Obsorption- 10 to 15% Bulk density- 2.2 PH of 10% aqueous soln.- 7.0 - 9.0 Purity as Fe2O3- Min. 90% CHEMICAL COMPOSITION : Fe2O3- 90% SiO2- 5% CaO- 0.5% Industrial Applications : Paints, Tiles & Ceramic Industry, Plastic & Rubber Industry