Chemical industry Surface Hardness 58 -59hrcGrinding Balls For Mining B3 D110mm Grinding Media for
Quick detail:
1Steel ball size: d110mm 2 Core hardness: 58-59hrc 3 Surface hardness: 60hrc 4Good tougness, no broken Applications:
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Chemical Industry Grinding Balls For Mining B3 D110mm Grinding Media Metal Steel Ball