CPP

Cast polypropylene (CPP)  is a polypropylene film produced by flow-molding in the plastics industry.It's a non-stretched and non-oriented cast film

Oriented Polypropylene (OPP) is only stretched on TD direction

Biaxially Oriented Polypropylene (BOPP) is stretched both on TD direction and MD direction

Monoaxially Oriented Polypropylene(MOPP)  is only stretched on MD direction