OPP and BOPP film
OPP = Oriented polypropylene film. PP film in cross laminates similar to plywood to increase strength.
BOPP = Biaxially oriented polypropylene film. Similar to OPP, but also stretched for further strength.
OPP = Oriented polypropylene film. PP film in cross laminates similar to plywood to increase strength.
BOPP = Biaxially oriented polypropylene film. Similar to OPP, but also stretched for further strength.