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Closing of packages

Learning targets
Closing of packages In addition to mechanical ways like clamps and folds, packages can be closed either by sealing or gluing. Sealing is used for example for extrusion-coated materials used for liquid packaging and plastic films used for pouches and bags. Gluing is the main method for example for closing of folding cartons. Since heat
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This page has been updated 15.11.2020