• Qingzhou Dazhong Grinding Steel Ball Co., Ltd

    No. 2438, Huanglou Industrial Park, Huanglou Town Weifang, Shandong

    Forged Grinding Ball is made from steel, heated by energy-efficient industion bar heating furnace. After heating, then forged air hammer. Chromium content contained in grinding ball about 0.1% to 0.5%, and carbon below 1.0%. Through ...
  • Shandong Oriental Casting And Forging Co., Ltd.

    Wujia Industry Zone, Guanzhuang Zhangqiu Jian, Shandong, China

    Producing in excess of 100,000 tons per annum, our company is China's largest manufacturer and market leader steel grinding media balls used by metalliferous mine processing plants, cement works coal crushing plants. International acceptance the ...