Grinding Ball-Grinding Rod-Forged Steel …
And the hardness and broken rate of the grinding steel ball are ensured through superb manufacturing means. SEE MORE. Heat Treated Grinding Rods. Our wear-resistant steel grinding rod is specially used in rod mill for mineral processing. It has high hardness (HRC45-55) and strength, which is better than ordinary round steel. The wear resistance is increased by at least 50%, which is extremely ...