JinLong's high medium& low chrome cast steel grinding balls are developed and produced to meet the specific demands of dry and wet grinding in ball mills in mining industry, cement industry for the crushing and grinding of mineral ores. The chrome content could be asked based on the customers' requests. JinLong's chrome cast steel balls are superior in compared to the universal high chromium balls in wear resistance and in impact resistance. Feature: A) High hardness and resistance; B) Good even wear; C) No breakingMaterial: High (middle, low) chrome cast steelHardness: HRC57-66Size: Dia.8 - 120mmPacking: Container bags, steel drum