After the isolation of the heavy material, in process step V5, {HEAD ~ a size reduction} of {TAIL ~ the remaining fractions} takes place, using a hammer mill MH 
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After the isolation of the heavy material , in process step V5 , { HEAD ~ a size reduction } of { TAIL ~ the remaining fractions } takes place , using a hammer mill MH
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH