The causes are as follows: 1) the bearing of ultrafine vertical mill is worn seriously; 2) The lubrication effect in the bearing is poor, and the large amount of dust in the bearing causes locking.
Solutions: 1) replace the bearing with a new one; 2) Clean up the impurities in the bearing, add new lubricant after cleaning, and strengthen the bearing sealing protection measures.
Excessive vibration of fan
The causes are as follows: 1) dust accumulation or unbalanced wear on the blade; 2) The foundation bolts are loose.
The solutions are as follows: 1) remove the powder deposit on the blade or replace the blade; 2) Tighten the foundation bolts.
