### Technical Notes 5 Crushers

5.1.2 impact crushers breakage is achieved by impact using either hammer action on the individual particles or by sudden impact from a high velocity trajectory. high reduction ratios of between 20:1 and 40:1 can be achieved with hammer type impact crushers. only low reduction ratios of about 2:1 can be achieved with kinetic energy type impact.Aug 06, single rotor hammer or impact crusher calculations mc_v1_b202_crushing_3biu calculation of power for … product grading, capacity and power draw. impact crusher capacity calculation home solutions impact crusher capacity.