Their manufacture, assembly, repair is simpler and cheaper than rolling bearings, tolerance They can also be looser and are not so sensitive to dust pollution. Their advantage is still, that they can be made in divided and undivided design. Cheap, quiet, heavy -duty and can be prepared in any size. Special case and made from a special material lubrication can operate without. The disadvantages are that it needs a great deal of energy compared to the rolling bearing. The friction factor is high. Wishing you more maintenance and more lubricants, continuous You need lubrication.
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