{HEAD ~ Subsequent process step V4} of {TAIL ~ the separation} of coarse components substantially reduces the wear in the next process step V5 of the main size reduction 
of
{ HEAD ~ Subsequent process step V4 } of { TAIL ~ the separation } of coarse components substantially reduces the wear in the next process step V5 of the main size reduction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH