The overall thickness of the material is 70 to 80 microns. The second, a lamination of OPP and a modified PE/EVOH/PE coextrusion, is for use with brick-pack coffee bags. The thickness ranges from 80 to 85 microns.
Coffee bags
Sengewald Verpackungen (Halle, Germany) has introduced two metal-free films for coffee bags. Both incorporate EVOH as an oxygen barrier material. The first is a lamination of oriented PP and a PE/EVOH/PE coextrusion for stand-up bags.
Jul 31, 1999
Machinery Basics
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