Accessory to execute Print penetration tests on the Amsterdam and Global Standard Tester 1 or 1W.
At the moment of printing a quantity of ink or varnish is absorbed by the surface of the paper. This amount is determined by the absorption of liquid in the surface recesses (roughness) and the absorption into the paper pores at the surface. The sum of these two phenomena is determined as the oil absorption or varnishability. The reciprocal value of this is called print penetration.
The test be executed on the following IGT Printability testers:
For more information look at the test method information W24 Print Penetration