DETAILS OF CEMENT MILL AT M/s MANGALAM CEMENT LIMITED Before upgradation close circuit grinding mill was in operation BALL MILL M Dia. X M Long. Mill RPM: 18. Motor: 2 x 1485 Kw, 990 RPM. DYNAMIC SEPARATOR Make: Krupp Polysius. Model: SVZ 230/4. Motor :185 Kw. CIRCULATING AIR FAN Volume: 140000m3/hr. St. Pressure: 38mbar.