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This document applies for the testing of sealings of packagings made of flexible packaging material, for example, plastics, composite materials as well as lacquered and printed aluminium foils and papers; a sealing layer may be plastics, sealing wax or cold seal coating material. Sealed seams may be done on a laboratory sealing unit or on a packaging machine. The following modifications have been made with respect to DIN 55529:2005-09: a) normative references have been updated; b) 5.2.1 "Samples with less than 45°" have been incorporated; c) 5.3.1.1 reference to standards has been incorporated; d) Annex A has been changed from normative to informative; e) Annex B (normative) "Sampling at an oblique angle to the sealing seam" has been incorporated. The revision has been carried out by Working Committee NA 115-02-01 AA "Flexible, flächige Packmittel - Folien, Säcke, Beutel, Tragetaschen" ("Flexible, flat means of packaging - Foils, sacks, bags, carrier bags") of the Packaging Standards Committee (NAVp).
This document replaces DIN 55529:2005-09 .