Product Description

iron oxide ppearance: red, yellow, blue , brown, black, green powder Specification: Item Iron Oxide Red **0 Iron oxide Red **0 Iron oxide Brown **0 Iron Oxide Black **0 Iron oxide Yellow **3 Iron Oxide Blue Fe2O3/Fe3O4≥% *6 *5 *2 *3 *6 **5 degree centigrade Moisture ≤% 1.0 1.0 1.0 1.0 1.0 1.0 Water soluble salts ≤% 0.3 0.3 0.5 0.5 0.3 0.5 Residue on *5um ≤% 0.2 0.*0 0.*0 0.3 0.3 0.3 PH-value 3.**8 3.**8 **7 **8 3.**7 Oil absorption ****5 ****5 ****0 ****5 ****5 Tinting strength % *****5 *****5 *****5 *****5 *****5 *****5 Density approx / cm3 5.**5.1 5.**5.1 4.8 4.**5.0 4.**4.3 Usage: Construction, Coating & Paint, Ink, Rubber, Plastic, etc.