### How To Calculate Crusher Work Index

Apr 23, 2020nbsp018332the bond work index of the rock. this number will be used to calculate the power required to produce the final product. calcpower usedpower calc the calculated power to produce the crusher product. power 10.0 sq bwi 1.0sqrtp 80 - 1.0sqrtf 80 where sq is the solid mass flowrate bwi is the bond work index p80 and f80 are in m.