Commercial Vacuum Sealing Bags – how are they made?
As discussed in another blog, there are 2 ways to manufacture plastic vacuum bags: Extrusion Lamination Laminated vacuum sealing bags are made by gluing different sheets of plastic on top of each other. Extruded vacuum sealing bags are made from film, manufactured by large extruders. Pellets of plastic are melted in this extruder and then […]
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Vacuum Sealer Bags – how are they made?
The 2 different ways to make Vacuum Sealing Bags In flexible plastic manufacturing there are 2 ways to make vacuum bags Extrusion Lamination Extrusion can be compared to blowing bubble gum, the plastic for the vacuum sealing bags is blown with 2 different resins, normal plastic and barrier resin. Lamination is like gluing different sheets of […]