Digital Cupping Tester
Technical parameters:
Executive standard: GB/T9753-88
ISO1520-73
DIN53156
BS3900.E4
Test film or shaft rod size: punch diameter 20mm (quenched and polished hemispherical)
Thickness of test plate substrate: 0.3-1.25 (polished steel plate)
Dimensions: 280×200×400mm
Detailed introduction: Purpose: To evaluate the flexibility of the paint film through the ability of the paint film to deform with the substrate without damage under the specified standard conditions
Test technical characteristics: The punch is pushed to the test plate at a constant speed of 0.2+/-0.1mm/s until it reaches the specified depth, and the degree of cracking of the coating is checked with normal vision or a 10x magnifying glass.
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