It is a packaging method that using pre-formed plastic, such as PVC / PP / PET and has backing of paperboard printed with attractive graphic / heat sealable aluminium lidding foil.
Similar to blister pack, but using heat and a vacuum to form the thin transparent plastic which has glue layer over the product skin tight, instead of being pre-formed by eliminating moulding process for packaging cost saving.
Type of packaging that remove air from the plastic bag and seal it. This vacuum packing to remove oxygen from a bag to extend the shelf life of foods and to reduce the volume of the content and package.
Machine in Factory
To reduce shipping volume