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