There is a difference between bearing and bushing, bushing is actually just a kind of plain bearing. The main function of bearing is to support the mechanical rotating body, reduce the friction coefficient in the process of motion, and ensure its rotation accuracy. Shaft sleeve is a cylindrical me......
Read MoreIn general, an axial-flow fan is suitable for a larger flow rate with a relatively small pressure gain and a centrifugal fan for comparatively smaller flow rate and a large pressure rise. They are used to supply fresh air, to suck air from return air trenches, to suck air from rotary filters, to ex......
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