As an industrial heavy caster, what are the materials for its manufacture

In recent years, industrial heavy castors are more and more used in our daily life. Especially in enterprises, many production workshops put forward higher requirements for the quality of heavy castors. Therefore, the quality of industrial heavy castors is very important, and the quality is closely related to the materials. The main production materials of general industrial heavy castors are wheels and brackets. Wheels will work because ha generally speaking, nylon, rubber, cast iron, plastic, etc. There are other materials, which are used according to different environments and have their own advantages and disadvantages.