High Barrier PVDC Heat Shrink Film 

High puncture resistance PB shrink films are for fresh and processed meat, Cheese, tuna loin etc., it’s made of co-extruded PVDC / PE material. It has the characteristics of high oxygen and water vapor barrier properties, great sealing properties, excellent transparency and gloss, high puncture resistance, and superior shrink rate in two directions.  Below are packaging operations:  1. Set appropriate temperature on the vacuum machine and hot water tunnel;  2. Place opening of bag over the sealing bar. Make sure the product is not too hot (with vapor) and with minimal contamination to ensure longer shelf life. Examine that there are no wrinkles over the sealing area to avoid breakage;  3. Make sure the product has not been pressed at the bottom of the bag, and the area of the seal is completely clean;  4. Leave about 5cm space between product and vacuum seal. This is to improve vacuum effect, an…

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