Review on vertical roller mill in cement industry its performance ...
WEBJan 1, 2021 · Now a days Ball mills and HPGR are installed together as a common unit. As per European cement research academy's project "Future grinding technologies", out of 1036 orders of grinding mills in 5 years, 58% were for Vertical Roller mill and 40% were for Ball Mill + HPGR circuit. ... installation cost, maintenance cost, ease of maintenance ...