Milk Packaging Film and the materials used to manufacture it have to be of superior quality to prevent any sort of leakage or contamination through sealing.
These films have to be good sealing quality and higher puncture resistance. The Inks used to print on the Film should be suitable for storage in Deep Freezer.
Ideal Thickness for packaging of Milk are 50 Micron for upto 500 ml, 60 Micron for 1 Liter, 100 Micron for 6 Liter.