... , metallic powder (Fe / Si powder), iron scale, iron sludge, precipitator dust, iron concentrate, the final production can be press ... can be used to suppress the pulverized coal, iron, coal, aluminum, iron, iron oxide, carbon powder, charcoal powder, slag, gypsum ... to ensure that the two roller shaft synchronized (isokinetic reverse) material storage bin, quantitative equipmentevenly into the molding ...