Optimum IR element settings are {HEAD ~ a compromise} between heating time, through thickness temperature distribution and {TAIL ~ polymer degradation} 
between
Optimum IR element settings are { HEAD ~ a compromise } between heating time , through thickness temperature distribution and { TAIL ~ polymer degradation }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL