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5565 hrc copper ore grinding ball mill czechrepublic

Forged Steel Grinding Balls 911Metallurgist 20200504 forged steel grinding ball has high hardness surface hardness to 5865HRC volume hardness of 5764HRC impact toughness high impact toughness more than 12J cm2 broken rate is low the actual broken rate is not higher than 05 loss of forged grinding ball round rate is low dropping test in 8m high tester for more than 20000 times... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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