ISO 1974

Paper -- Determination of tearing resistance -- 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.

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  TMI 83-76 Elmendorf Tear Tester

  An automated tear tester equipped with an optical encoder for measuring the angular position of the pendulum during tearing and converting this measurement to tear units.