Conveyor pulleys: there's more than meets the eye.

Modern Materials Handling | April 1, 1992| | Copyright

The pulleys used on bulk handling conveyors and on other high-capacity conveyors serve three main purposes. Pulleys support the belt as it changes direction; they transmit driving power from the conveyor drive to the belt; and they help guide or train the belt.

The most common type of pulley is the drum pulley, which consists of a steel rim welded to two steel discs. A hub in the center of each disc permits the pulley to be mounted on a shaft.

One of the most important factors to consider when evaluting a drum pulley is the quality of the pulley's ...

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