Continuous Drum Rotation Generates Heat and Reduces Service Life The concrete mixer drum rotates continuously for long periods. Friction in bearings generates heat, which reduces lubrication efficiency and accelerates wear. Overheating Factors Continuous drum rotation High loads from mixture weight ......
Read MoreBearing Overheating from High Speed, Lubricant Shear, and Over-Greasing Overheating of electric motor bearings can be caused by high rotational speed, lubricant shear, over-greasing, improper lubricant, heavy loads, incorrect preload, or improper clearance. Causes of Overheating High Rotational Spee......
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