Then, an extruding shaft is pushed forward into the mold chamber from {HEAD ~ an end} of {TAIL ~ the mold module} 
of
Then , an extruding shaft is pushed forward into the mold chamber from { HEAD ~ an end } of { TAIL ~ the mold module }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL