405 Impact Tester

The 405 Series test machines is used to determine the tear force of paper, fabrics, and plastics. Notched specimens are struck by a falling pendulum and the energy required to tear the test specimen is determined. This machine can be used to test a number of standard tests including the following:


  • TAPPI: T414, T496, and T470
  • ASTM: D1424, D1922 and D5734
  • ISO: 1974, 6383-2, and 9290
Product Literature