Pulley: It is a hub type part, generally relatively large in size, and the manufacturing process is generally based on casting and forging.

Purpose of pulleys: Pulleys are mainly used for long-distance transmission of power, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, mechanical processing equipment, textile machinery, packaging machinery, lathes, forging machines, some small horsepower Motorcycle power transmission, agricultural machinery power transmission, air compressors, reducers, speed reducers, generators, cotton gins, etc.