Steel industry is one of the essential industries for the development of any community. In fact, it is really the base for numerous industries that could not have been established without the steel industry. The application area includes continuous caster roll, hot rolling unit, cold rolling unit and Sendzimir mill. According to the application characteristics of high temperature, high precision, heavy load, severe pollution and continuous operation of conticaster working conditions, SXM developed specialized steel bearings, which mainly applied in the conveying roller of conticaster, pre and post hot rolling and heating furnace, etc.