Grinding Ball - Grinding Steel Ball, Grinding Media Ball,
Grinding Ball, ALLSTAR INDUSTRY GROUP LIMITED, a certified ISO 9001 company, is the world-leading manufacturer of grinding media ball, grinding steel ball, forged steel ball, casting steel ball with annual production capacity of 100,000 metric tons.Grinding Steel Ball Manufacturers, Forged Grinding Ball,,Chromium alloy is the main composition of casting steel ball with diameter of 6 mm to 140 mm. According to different chromium content, the grinding ball can be divided into three kinds, namely low, medium and high chromium balls. The hardness of relevant balls are HRC≥45, HRC≥50 and HRC≥58 respectively, with diameter of 6 mm to 140 mm.Forging grinding balls_Cast ball_Mill ball - Hebei Goldpro,,Until now, we have 500 employees, among whom there are 20 professionals and engineers. We have 15 sets of grinding steel ball automatic. The total investment of Goldpro is USD20 millions with an area of one hundred thousand square meters. Until now, we have 500 employees, among whom there are 20 professionals and engineers.