Deep groove ball bearings are the most commonly used rolling bearings. It is simple in structure and convenient to use. Mainly used to bear radial load, but when the radial clearance of bearing is increased, it has certain performance of angular contact ball bearing, and can bear radial and axial combined load. When the rotating speed is high and the thrust ball bearing is not suitable, it can also be used to bear pure axial load. Compared with other types of bearings with the same specifications and sizes of deep groove ball bearings, this kind of bearings has small friction coefficient and high limit speed. But it is not resistant to impact and is not suitable to bear heavy load.
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