An Industrial Pulley is a wheel structure is mounted on an axle or a shaft, which is intended to support the pulleyâs movement as well as change the direction of a taut cable. The pulley systems involve drive elements, such as belts, cables, ropes, and chains that move over grooves provided inside the industrial pulley system. The Pulleys are simple devices for increasing mechanical advantage in a wire, chain or rope system. Pulleys are commonly used in shipping and marine applications, as well as for industrial equipment and heavy machinery. The Industrial Pulley is very efficient and available in various types.