2012 New Design ball mill 1.high efficiency 2.Energy Saving Type,low ... used in powder-making production line including cement, silicate, new-type building material, refractory material, chemical materials, ore dressing ... become finer and finer. mill ball Features and advantages 1. high efficiency and energy- saving2. widely application3. Easy ... .6Φ900×30002.7≤200.075-0.891.1-3.5225.6Φ1200×24003≤250.075-0. ...