High Chromium Cast Grinding Ball, Extensively Used in Metal Mine, Coal Slurry, Thermal Power Plant Extensively used in cement build materials, metal mine, coal slurry, thermal power plant, chemical engineering, ceramic, dope and light industrySome as papermaking and magneticHigh hardnessVery good toughness so that casting balls breakage is fewSurface hardness of ball will be raised further in using the course and wear resistance will gather hardSo can raise mill machine production capacity at the same time and raises cements ratio surface area and reclaim ratio of extractive mineSpecifications: Ball diameter: 20 to 130mmMicrostructure: m+cHardness: 56HRCAbove specifications can be customized

steel ball / High Chromium Cast Grinding Ball