POTOP Film Biaxial MDO TDO Stretching Pilot Line is mainly composed of a five layer co- extrusion unit, a casting machine, a longitudinal stretching machine (MDO), a transverse stretching machine (TDO), an automatic winding unit, a central control system, and other parts. It can be easily adjusted and configured for the production of new double stretched film products of different materials such as PP, PA, PE, PET, PLA, etc