Dipl.Ing. Th. Frland, Dr.Ing. K.H. Zysk, Loesche ...
materials, with the adoption of vertical roller mills for cement product grinding – with its finer grinding requirements – com ... that of a vertical roller mill (VRM) carrying out the same oper ations by a factor of between and 2, depending on the ... the residence time, the level of repeat grinding and recirculation factors, among ...