A screw feed arrangement permits the foam sheet material to be advanced past a planar surface where {HEAD ~ a very thin slice} of {TAIL ~ foam material} can be removed 
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A screw feed arrangement permits the foam sheet material to be advanced past a planar surface where { HEAD ~ a very thin slice } of { TAIL ~ foam material } can be removed
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