& nbsp; & nbsp; electric arc furnace FeMn 78C8.0 FeMn74C7.5 FeMn68C7.0; blast furnace has FeMn78 FeMn74 FeMn68 FeMn64 FeMn58
& nbsp; production process: 1, the amount of blast furnace coke more; 2, the electric furnace process with power & nbsp; & nbsp; natural attribute state: natural fast, and the surface is dark grey with blue and yellow flash color. Usually a piece of high manganese weight is not more than 20 kg. The size of 30-150mm, less than 20*20mm of the total weight of not more than 8%