Drop weight towers are using a falling weight to perform the test.

Drop impact tester, 3.5 kg

Technical specifications:

  • Testing speed 1 – 4 m/s
  • Specimen cross section 1 to 2 mm
  • Deformation energy 3.5 J
  • Testing temperature RT (other temperatures on request)

Drop impact tester, 150 kg

Technical specifications:

  • Drop weight 150 kg
  • Testing speed 1–4 m/s
  • Testing space 230 x 200 x 300 mm³
  • Deformation energy 350 J
  • Testing temperature RT (other temperatures on request)

Drop impact tester, 600 kg

Technical specifications:

  • Testing speed 1–4 m/s
  • Testing space 200 x 200 x 600 mm³
  • Deformation energy up to 3 kJ
  • Testing temperature –196 °C – 1300 °C

Drop impact tester, 5.5 t

Technical specifications:

  • Testing speed 1-4 m/s
  • Max. deformation energy up to 50 kJ
  • Drop weight 5.5 t
  • Max. component dimensions 1200 x 1200 x 700 mm³

Load type for 3.5/150/600-kg drop impact testers:

  • Compression
  • Compression/shear
  • Bending
  • Toughness
  • Biaxial

Loading type for drop impact tester 5.5 t:

  • Uniaxial tensileon/compressiveon/bending
  • Biaxial tensile–tensile (round blanks up to 800-mm diameter)
  • Multiaxial component testing
  • Severe fracture toughness
  • Modified Pellini test
  • Combination of bending and shear

Advantages of 3.5/150/600 kg drop weight impact testers:

  • Stopped dynamic tests and recovery experiments by means of precise deformation limitation
  • Quasi-isothermal and adiabatic process control
  • High excess mechanical energy enables testing of high/ultra-high-strength and highly ductile materials and components
  • Precise force measurement by means of strain-gauge measurement technology
  • Combination with optical high-speed deformation-field processes and high-speed displacement-measurement processes

Advantages of 5.5-t drop weight impact tester:

  • Impact testing of components and structures with precise measurement of the start of buckling and failure
  • Possibility of drop weight tear tests of thick plates
  • Dynamic fracture toughness up to 5×105 N/mm-3/2s-1
  • Precise force and deformation measurement during the crash test
  • Constant testing speed due to high excess mechanical energy
  • Testing of high/ultra-high-strength and highly ductile materials and components
  • Combination with optical high-speed displacement-measurement processes and high-speed deformation-field measurement processes (ARAMIS)
  • Dynamic component testing for the validation of numerical simulations
  • Testing of mechanical joints (welded, riveted, soldered, bonded)
  • Ideal for comparison of welded structures
  • Biaxial tensile–tensile loading of welded structures (blast-like loading configuration)