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