... in roll The common character of pof shrink film,polyolefin shrink film,pof filmThickness15um(micron)19um(micron) ... sealed at low.(3) High shrinkable ratio: Heat shrinkable ratio>60%, it has fine plastic function ... heat sealing performance, operation convenient, break film impossible and can be used for high speed pack.The polyolefin shrink ... hardware, auto partsvideo products, and so on. heat shrink film