Mineral Processing Mini Roll Crusher Iron Ore Mining Grounds

In Mineral Processing Design and Operations Second Edition 2016. 6.2.3 Roll crusher circuit design. Roll crushers are generally not used as primary crushers for hard ores. Even for softer ores such as chalcocite and chalcopyrite they have been used as secondary crushers. Choke feeding is not advisable as it tends to produce particles of irregular size.

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