Oxidation Stabilized Iron Powder is offered in -400 mesh, -500 mesh, 10 microns, 5 microns, 3 microns, 1 micron, sub-micron ranges and has 2. 8 gm/cc density. The Iron Powder is made from extremely low carbon mild steel sheets and stabilized against oxidation. The Iron Powder is available in two grades such as sub-micron and Nano grades. Oxidation Stabilized Iron Powder comes in pure form and has a normal shelf life varying from 3 to 6 months.