Cement Plants Grinding Media B2 D30MM Grinding Balls For Ball Mill Surface Hardness 58-61hcr Power stations Quick detail: Surface hardness: 58-61hrc Core hardness: 56-59hrc Good tougness, no broken Good ... Read MoreGet Best Price
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Even Hardness Unbreakable 30x45mm Hot Rolled Steel Cylpebs Core Hardness 59-61 hrc for Power Stations Quick detail: Steel Cylpeb size: 30x45 mm Surface hardness: 60-62hrc Core hardness: 59-61hrc Good tougness: ... Read MoreGet Best Price