Flow Control Diaphragm for Ball Grinding Mills-Vol-4-No1Dec 1, 1989 . partment closed circuit cement mill is shown in Fig 1. It shows that the energy utilisation in the coarse grinding chamber is low. One possibi- lity of improving energy utilisation in the first chamber is by better adjustment of mass and size distribution of grinding media charge. For efficient grinding and optimum.close circuit mill in cement technology in india,close circuit mill in cement technology in india,Indian cement industry a technology perspective - SlideShareMay 15, 2012 . Depending on the raw materials' physical characteristics, • Separate line calciner • Separate line calciner with inline calcinerCyclones are basic units in a • Roller press with open circuit ball mill• Roller press with closed circuit ball mill Dome silos . Conclud ding Remark and Polic Message ks cyAlmost a.