52 



Case I . 



Crushing by Mill per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



Case III. 



Crushing by MiU per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



70 

 88 

 1273 

 8.80 



70 



88 

 1414 



9.69 



70 

 88 

 1591 

 10.82 



70 



88 



1818 



12.26 



60 

 83 



1350 

 10.78 



60 



83 



1499 



11.99 



60 



83 



1687 



13.38 



60 

 83 

 1927 

 15.16 



CAhE IV. 



Crushing by Mill per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



55 

 S-6 

 1350 

 11.87 



55 

 83 

 1499 

 13.08 



55 



83 



1687 



14.60 



66 



i'3 



1927 



16.64 



Case V. 



Crushing by Miil per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



Case VI. 



Crushing by Mill per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



60 

 78 

 1430 

 11.57 



60 

 78 

 1595 

 12.75 



60 



78 



1795 



14.24 



60 



78 



2061 



16.14 



55 

 78 

 1436 

 12.63 



65 



78 



1595 



13.91 



66 



78 



1795 



15.53 



66 



78 



2051 



17.60 



Case VII. 



Crushing by Miil per cent 

 Extraction per cent 

 Gallons juice per ton sugar 

 Tons cane per ton sugar 



56 

 74 

 1514 

 13.31 



65 



74 



1682 



14.66 



55 

 74 

 1892 

 16.86 



66 



74 



2162 



18.56 



Case VIII. 



Crushiag by Mill per cent 50 



Extraction per cent 74 



Gallons juice per ton sugar 1514 



Tons cane per ton sugar 14.61 



50 



74 



1682 



16.10 



50 



74 



1892 



17.97 



50 



74 



2162 



20.36 



Definitions. 



Total Solids. The quantity of substance in solution in cane juice 

 including sugar and impurities. 



Purity oe Co-efficient of Purity. The proportion of Cane sugar to 

 100 of Total Solids. Calculated by tlividing the Total Solids into the cane 

 sugar and multiplying by 100. 



It has been assumed at 88 for the purposes of these calculations. 



Crushing. The weight of juice expressed by the mill from 100 parts 

 by weight of canes. 



Extraction. The amount of marketable sugar obtained from every 100 

 parte by weight of cane sugar in the juice. 



Francis Watts. 



