Rolling forged grinding steel balls:Diameter: 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 80mmHardness: HRC60-65Application: Various ball mills for metal minesThe rolling forged steel balls are produced by alloy steel materials through automatic production >We have one complete strict quality control systems from the materials, production process and finished products to ensure the steady quality of the grinding balls.Should you have any interest, please feel free to us.
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