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.
BS EN ISO 11897:2001 history
2001BS EN ISO 11897:2001 Packaging - Sacks made from thermoplastic flexible film - Tear propagation on edge folds