... The grinding mill the plastic processing,magnetic separation to ZX iron,screening,product grain shape good,no needle and flake. BROWN ... Corundum by the high quality bauxite as raw materials, anthracite,scrap iron,in electricarc furnace (stationary,dump type) more than 2000 ... The grinding mill the plastic processing,magnetic separation to ZX iron,screening,product grain shape good,no needle and flake, ...