Does the use of deep groove ball bearings help reduce the noise when the motor is running?

The use of deep groove ball bearings does help reduce the sound of electric motors during operation, mainly due to their smooth operation and lower friction. During the operation of an electric motor, bearings bear the responsibility of supporting the rotating components, directly affecting the operational noise of the motor. If the bearings are used improperly or selected improperly, the motor may produce loud noise, especially when the bearings are not running smoothly or there is significant friction. The structural design of deep groove ball bearings enables them to operate under low friction and high efficiency conditions, reducing the noise generated by friction.
Specifically, the contact between the inner and outer rings of deep groove ball bearings and the balls is relatively uniform, resulting in less vibration during rotation and thus reducing noise. Compared with other types of bearings, deep groove ball bearings have higher precision and lower clearance, further reducing vibration and noise. In addition, deep groove ball bearings typically provide high stability and longer service life, avoiding abnormal noise caused by bearing wear.
In electric motors, using deep groove ball bearings can also avoid noise problems caused by imbalance and bearing damage. The lubricant inside the bearing also helps to reduce the noise during operation to a certain extent. Appropriate lubricants can reduce friction and heat accumulation, thereby preventing increased noise caused by high temperatures or poor lubrication.