Function The cup is a device for quickly checking and measuring the viscosity or thickness of paint, varnish, lacquer, stains, inks, syrups, liquids Usage Method To determine the viscosity of a coating, simply dip the cup in the coating until completely full and time how long it takes to run out of the cup Efflux Time After lifting the cup out of the substance the user measures the time until the liquid streaming out of it breaks up, this is the corresponding "efflux time"
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