In one embodiment, {HEAD ~ the metallized film} is attached during {TAIL ~ extruding} of the support 
is attached during
In one embodiment , { HEAD ~ the metallized film } is attached during { TAIL ~ extruding } of the support
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH