High Pressure Roller Mill Control

Drives For Large Vertical Roller Mills Cement Lime. In the period 2009 to 2015, of the 1209 new mills that were ordered by the cement industry outside china, 661 units or 55 were vrm, the remaining 45 were other types such as ball mills, high-pressure grinding rollers hpgr and horizontal mills.Figure 1 shows how the mill market potential developed and how the market share of vrm changed.