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Automatic Cupping Tester

Article No. 5400

Automatic Cupping Tester
Gradual deformation by indentation - automatic operation

  • Automatic version
$18,985.00 excl. taxes & shipping cost


The BYK-Gardner Cupping Tester is a highly precise instrument to test for elongation and deformation of coatings.

  • Electro-hydraulic drive for highly reproducible results
  • Can accept large and small metal panels
  • Uniform cupping speed of 0.2 mm/sec.
  • Optional stereo microscope for visual evaluation

Technical Attributes

    Technical Specifications

  • Spherical Punch Diameter
    20 mm
  • Die Diameter
    27 mm
  • Spherical Punch Diameter
    0.8 in
  • Die Diameter
    1.06 in
  • Sheet Holder Diameter
    33 mm
  • Sheet Holder Diameter
    1.3 in
  • General

  • Power supply
    115/230 V, 50/60 Hz
  • Current
    max. 4 A (230V)
  • Weight
    65 kg
  • Weight
    143 lb
  • Dimensions: L x W x H
    60 x 28 x 65 cm
  • Dimensions: L x W x H
    24 x 11 x 26 in






  • Insert the test panel into the C-opening of the instrument
  • Clamp in the sample firmly
  • Start cupping and simultaneously observe the process through the stereo-microscope
  • Apparatus presses the cap of the spherical punch into the test panel at a uniform speed (0.2 mm/s)
  • As soon as the first cracking is visible, stop the movement of the punch
  • Read the cupping depth on the digital display and reset the punch
  • Always carry out 3 tests for each sample

Delivery Content

Cupping tester
Connection cable and plug


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