Open or Closed Circuit Crushing - 911 MetallurgistFeb 29, 2016 . The factors governing the determination of capacity for any open circuit crushing stage are much the same as those we outlined in connection.closed circuit crushing,Closed Circuit Grinding VS Open Circuit Grinding - 911 MetallurgistOct 12, 2016 . Difference between open circuit and closed circuit grinding. . useful in plants in which improvements in dry crushing practice have resulted in a.