{HEAD ~ This diversion} of the extrudate by reciprocating rods is thereafter repeated until {TAIL ~ the desired honeycomb structure} possessing the desired degree of buckling is produced 
is repeated until
{ HEAD ~ This diversion } of the extrudate by reciprocating rods is thereafter repeated until { TAIL ~ the desired honeycomb structure } possessing the desired degree of buckling is produced
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH