#### vr7 vertical mill for cement grinding

2.1.11 Cement grinding Two Φ4.2x12.5m cement mills in closed circuits with O-Sepa high efficiency classifier will be used. The nominal capacity of each cement mill system will be 80~85t/h of Ordinary Portland Cement at fineness of 3200cm 2 /g. The main motor power of each mill is about 3000kW, and the cement mills …