Rubbing means the deformation on the surface of the material against another object due to scuffing or rubbing. Presto's Rub Resistance Tester is the best and high-quality of the testing device which is used to measure the quality of the prints of the labels and papers that are used in packaging industries by applying a sufficient number of strokes of rubbing or scuffing. The testing instrument is widely used in paper and packaging industries to measure the color consistency of printed and coated materials at the time of rubbing.
To perform the test procedure with Presto's Rub Resistance Tester, place the test specimen on the instrument by placing the specimens with the printed side in an upward direction so that the number of scuffing strokes can be applied to measure the rubbing resistance and quality of the printed material of the papers. Presto's testing machine is used to rub the surface of two printed materials against each other with the same speed for a given period of time under stable scuffing pressure. In production units, the rub resistance tester which is used in Paper & Packaging production houses to measure the color transfer of the coated materials to another material at the time of rubbing. The scuffing of the printed material is done with the speed of 60rpm under constant pressure to test the quality of the ink and prints on the packaging material. The machine provides accurate results as it is designed in conformance with various national and international standard test methods.
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