Ningbo Hardchn bearing Co., Ltd.
In order to maintain the good performance of the electric tools motor bearing, daily maintenance, testing, overhaul and preventive measures must be done. For long-term operation of equipment, the usual detection and tracking is particularly important, including bearing rotation sound, vibration, tem... read more
In small motors, miniature deep groove ball bearing are usually used. The rolling elements (steel balls) are in mechanical contact with the inner ring and the outer ring. They are surrounded by a layer of lubricating oil, which can slightly cushion the contact surface and expand it slightly. ... read more
As an indispensable important component in mechanical products, bearings play an important role in supporting the rotating shaft. According to the different frictional properties of bearings, bearings are divided into rolling friction bearings (referred to as rolling bearings) and sliding friction b... read more