Coextrusion alarms
Vol. 17 #4, Mar. 1991
When running a coextrusion line, make provision to adequately alarm the operators if one of the extruder drives trips out. This will prevent extrudate from back flowing in the stopped machine and creating a blockage in the feed section.
See also
Coextrusion
Extruder drive
Coextrusion control
Melt blocking