The blended mixture is thereafter extruded into {HEAD ~ a sheet} at {TAIL ~ temperatures} in the range of about 490° to 530° F 
at
The blended mixture is thereafter extruded into { HEAD ~ a sheet } at { TAIL ~ temperatures } in the range of about 490 ° to 530 ° F
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH