ISO 6383-2

Plastics -- Film and sheeting -- Determination of tear resistance -- Part 2: Elmendorf method

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  TMI 83-20 Elmendorf Tear Tester (Paper, Film, Foil)

  Tear testing measures the force required to continue the tearing of an initial cut in sheet materials. Models and weights are available to test material with a variety of strengths. This is also useful to evaluate strength of perforated materials.