шары стальные мелющие
Superior raw materials , advanced automated equipment, unique heat treatment technique and strict quality control system contribute to better performance for the general hardness of our grinding steel ball, with surface hardness as high as 55-65HRC, volume hardness as high as 56-64HRC, even hardness distribution, impact toughness larger than 12J/CM2, and breakage rate far lower than 0.5%.
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60Mn Forged Steel Grinding Balls For Ghana |
1 ) Product feature
1 > High Hardness: Surface hardness: HRC57-67 HRC, volume hardness HRC56-64.
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