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Bearing Type                         Image Description
Plain bearings                      Plain bearings– are mainly used in
low load, intermittent applications.
Disadvantages include axle wear and
squeaking in dusty or wet conditions.
Bush This is the most economical sliding system, and in the various types of wheels it become a separate part and assembled in the wheel hub is produced whit top-grade nylon. Sometimes the bushing is incorporated in the hub and produced in the same material. While offering good sliding, this system has high friction and is in any case recommended for medium to low loads.
Roller Bearing       Slightly more expensive, this sliding is represented by a steel roller bearing in nylon cage fitted in the wheel hub. Recommended for medium loads, it has medium friction, offering good sliding.
Flange                           Ball Bearing The two ball bearings that are assembled in the seats abtained in the wheel hub give the wheel good siliding, enabling use for low to medium loads: the friction developed with rolling is very low.
Deep Groove                     Ball Bearing The two ball bearings that are assembled in the seats abtained in the wheel hub give the wheel excellent siliding, enabling use for high loads: the friction developed with rolling is very low.

 

Hub Type              Image  Description
Offset       This type hub fits for Wagon,Trolley,Machinary. Which wheels are fixed at the two ends of shaft.
Centered This type hub fits for Wheelbarrow,Wagon,Trolley,Machinary. Which wheels are fixed at the middle of shaft.

 

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