it is used for vaccum packaging where air is removed during sealing
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it is used for vaccum packaging where air is removed during sealing
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Explanation:
Single vacuum chamber machines
Like external sealers, a plastic bag is typically used for packaging. Once the product is placed in the machine, the lid is closed and air is removed. ... This oncoming pressure squeezes all remaining air in the bag. The lid is then opened and the product removed.