A simple gauge with a single reservoir
allowing the user to generate 4 different thicknesses of coating.
These stainless steel applicators are
made with 4 straight spreading edges of fixed film gaps.
The Elcometer 3508 4 Gap Applicator with
2 reservoirs has been designed specifically for the generation of
test samples for use with the Elcometer 1720 Abrasion, Scrubbing and
Washability Tester.