grinding mill of Shanghai Tianjin Machinery Co.,Ltd 1.Q345 as raw material 2.pass ISO9001-2008 grinding mill is a key equipment to grind crushed materials,and the ball mill is widely used in powder-making production line,including cement, silicate, new type building material, factory material,fertilizer , ore dressing of ferrous metal and nonferrous metal,glass ,ceramics,ect. The ball mill can ...