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ISO 11897:1999
Packaging -- Sacks made from thermoplastic flexible film -- Tear propagation on edge folds
This International Standard specifies a method for the determination, under given conditions, of the resistance to tear propagation on an edge fold of sacks made from thermoplastic flexible film. Measurements on folded and unfolded film permit the determination of the residual resistance in the fold.
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International Organization for Standardization [iso]