high vibration of vertical mill for raw material Page 1 of 2. 08/04/2009 · high vibration of vertical mill for raw material Hi everyone! We have a problem with our rawmill (type: Vertical mill of Pfeiffer, capacity: 320 T/h) is that: Rawmill is difficult for start because of high vibration, sometime after starting ~ 8 10 hours the rawmill suddenly vibrated very high and stopped the liner ...