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Py Cone Crusher Medium Hardness Ore Crushing For Kids Now In Kenya

Py Cone Crusher Medium Hardness Ore Crushing For Kids Now In Kenya

1 in general forged steel ball has high hardness surface hardness to 5568 hrc volume hardness of 5063 hrc 2 impact toughness high impact toughness more than 12 j cm2 3 broken rate is low the actual broken rate is not higher than 1 4 loss of grinding forged steel ball round rate is low our products have obtained iso 90012008 get.

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