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      Mass balance - Birotator mill (with central discharge)
      Separator of the 2nd or 3rd generation with cyclones      
      With statical separator        
      Note: This calculator can be used for a separator of the 1st generation      
      Mill number    
      Reference sieve in microns
      Mill output t/h    
      Results of the sampling        
      Cumulated residues of fresh feed %    
      Cumulated residues of mill outlet %    
      Cumulated residues of chamber 1 outlet %  
      Cumulated residues of chamber 2 outlet %    
      Refus cumulés rejets statique %    
      Cumulated residues separator feed %    
      Cumulated residues separator tails %    
      Cumulated residues separator fines %    
      Cumulated residues mill filter %    
      Cumulated residues separator filter %  
      Cumulated residues finished product %    
      Cumulated residues on the reference sieve!        
      Static efficiency %    
      Hypothesis - Selected value!        
      Cumulated residues static feed %    
      Dynamic sep. circulating factor      
      Static sep. circulating factor      
      Separator cyclones efficiency %    
      Hypothesis - Selected value!        
      Percentage of residue to chamber 1 % (mass)    
      Hypothesis - Selected value!        
      Generally 15-20%        
      Percentage of residue to chamber 2 % (mass)    
      Calculated flows:     Percentage:  
      Mill filter output t/h %
      Separator fines output t/h %
      Separator feed output t/h    
      Chamber 1 inlet output t/h    
      Chamber 2 inlet output t/h    
      Inside mill flow t/h    
      Mill outlet output t/h    
      Separator tails output t/h    
      Static inlet output t/h    
      Static tails output t/h    
      Static fines output t/h    
      Separator filter output t/h    
      Dynamic separator efficiency %    
      Reduction ratio in the mill on: µ    
      Cumulated residues at mill inlet %    
      Reduction ratio chamber 1      
      Reduction ratio chamber 2      
      NB: In the calculation, the efficiency of the filters is assumed to be 100%  
    All rights reserved © 2012-2015 The Cement Grinding Office