Use of PVC plastic wrap: plastic wrap is a commonly used packaging material for fresh food. It has moderate oxygen permeability and moisture permeability, regulating the oxygen content and moisture content around the fresh food, preventing dust and bacteria in the air, so as to extend the freshness retention period of food. PVC plastic wrap has high and low temperature resistance and high transparency, hight stretch and viscosity, and it is easy to use. The product price is cheap, and widely used in fresh food packaging. It has become an integral part of People's Daily life.

Use of PVDC plastic wrap : PVDC plastic wrap has a wide range. Its heat and cold resistance characteristics can not only meet the family refrigerator (-60℃) to preserve food, but also can be used for microwave (+140℃) heating. It becomes one of the commonly used packaging materials in developed countries. PVDC wrap has good ability for keeping food fresh. It can effectively prevent moisture to evaporate, and the features of the heat-resistant, non-toxic, etc are much better than the ordinary plastic wrap. The products comply with FDA food hygiene inspection standard and Japan the food hygiene law. As to the excellent function of preservation of fresh food, some packaging meat products production unit also gradually convert PVDC film packaging. Chinese famous brand Shuanghui now prefer to use PVDC film.

GWELL developed new type of PVC cling film extrusion line, with 3 station, 4 station automatic winder,the machine capacity is around 250-450kg/h.