GKOUND-WOOD PULP. 



25 



The peripheral speed of the pulp stone influences the power con- 

 sumption only slightly. The power consumption per ton decreases 

 somewhat when the speed is increased (fig. 15). It is also shown that 



.-£ 



CO 



z 

 n o 



_— ^ 



o S 



o 2E fl 



o K ° 



O P 



o •- "2 



^t S*i a 



s 



§ 



a 



T « 



o z I 



o 



o w 2 

 o °- fe 



£ 



•w a m 



the horsepower to the grinder and production in 24 hours increase 

 directly with the speed of the pulp stone. The speed has much less 

 effect upon the quality of the pulp than either the pressure or surface 



