Description: High quality hot rolled grinding steel balls with good wear-resistance and high hardness. Stock has products with diameter range of 20mm to 150mm, available at high competitive price. They are manufactured by chemical composition of C, Mn, Si, Cr, P, S, Ni, Cu, Mo etc. No visible injurious defects like shrinkage, blow hole, cold-sluts etc. Suitable for chemical, cement, power station and mines industries.