2025-08-14

Technical requirements for high-precision welding

2025-08-14

The differences between cast steel pulleys and ring forged welded pulleys

The casting process is adopted: molten steel is directly poured into the mold (sand mold, metal mold, etc.), and after cooling and solidification, an integral structure of the pulley blank is formed. Subsequently, the final size is achieved through machining (...

2025-08-14

Casting pulleys and their manufacturing methods

Model making: Based on the design drawings of the pulley, a model that matches the shape and size of the pulley is made. The materials are usually wood, metal or plastic, etc. For instance, for some large pulleys, metal models might be adopted to ensure their ...