For pu castor to choose the appropriate bearing

The ordinary bearing - Wheel bearing is the most simple form of sliding bearing or friction. They can earthquake, little maintenance, and on the basis of the characteristics of materials, corrosion resistant. If the device only in the case of short distance, low speed movement. Roller bearing - In addition to its wear-resisting and deep groove ball bearing, the strong seismic bearing is mainly used to transport equipment casters. Compared with other bearing, roller bearing for its low installation height, the relatively low rolling resistance and is famous for its great weight. Equipped with roller bearing wheel speed of not more than 4 km/h, close to people walking speed. Tapered bearing - Cone bearing is one of the most important part of the roller bearing. Compared with the ordinary bearing, their special advantage lies in expanding the use of castor field, will also be able to provide the moving characteristic of improvement. / news_161。