This prevents the formation of channels or damage which extend or extends in the axial direction over {HEAD ~ the entire connection region} between {TAIL ~ can wall} and separation element 
between
This prevents the formation of channels or damage which extend or extends in the axial direction over { HEAD ~ the entire connection region } between { TAIL ~ can wall } and separation element
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH