Raj Scientific Company, Cupping Test Apparatus,
So, To know the quality of paint on the pre-paint sheet therefore,
Pressing the clamp test piece into a die by means of a ball or penetrator with a spherical end until rupture commences, measuring the depth of the cup.
Die Diameter : 27 mm
Punch Diameter : 20 mm
Standard : DIN 53156 ISO – R149
Optional : Digital Display
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