Clear distinctions between adhesive failures (breakdown between coating layers or substrate) and cohesive failures (breakdown within a single layer).
Regional adoptions can be acquired via the ANSI Webstore DS/EN ISO 16276-1 or BSI Standards portal .
: A circular cutter used to isolate the dolly by cutting through the paint down to the substrate. Step-by-Step Test Procedure pdf iso -16276-1
The surface of the cured coating and the face of the test dolly must be thoroughly cleaned and degreased. Lightly abrading the dolly face with sandpaper improves mechanical bonding with the adhesive. Step 2: Applying the Adhesive
: The break occurs within a single layer (the paint itself snaps or the glue fails). Glue Failure Step-by-Step Test Procedure The surface of the cured
: A more general standard for the pull-off test for adhesion of paints and varnishes. or a list of the required equipment for a pull-off test? Help and support - ISO
A break within a single layer of the coating. Glue Failure : A more general standard for
The standard gives two main approaches:
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: The coating and the face of the test cylinder ( dolly ) are cleaned and degreased.