What is a pulley？

1、 Pulley

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Belt pulley is a kind of hub part, which is generally large in relative size. The manufacturing process is generally dominated by casting and forging. The wheel used to install the drive belt in the belt drive is called the pulley. Commonly known as pulley. Pulleys are installed and used in pairs. One is the driving wheel and the other is the driven wheel.

Generally, the design with large size is cast, and the materials are generally cast iron (good casting performance), and rarely cast steel (poor casting performance of steel);

Generally, the small size can be designed as forging and the material is steel.

2、 Purpose of pulley

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Belt pulley is mainly used for long-distance transmission of power, such as small diesel power output, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging machines, power transmission of some small horsepower motorcycles, power transmission of agricultural machinery, air compressors, reducers, reducers, generators, gin machines, etc.