high chrome casting balls is the best casting among steel grinding balls. It has passed the certificate of  ISO 9001:2000 and is one of our main products of our company. our productions are very popular among our customers. as our huge production capacity so that it has a real wide international market and we have established a strong cooperation with overseas buyers. It has the following characteristics: high hardness, no breakage, good wear resistance  .It is widely applied in cement plants, mines, power stations and chemistry industry. Our high chrome ball can satisfy customers' requirements in quality and bring them good economy results in application. We can produce a variety of steel balls with different sizes(dia20-150 mm) and chemical compositions.