ISO 20567-4:2023Published

Paints and varnishes — Determination of stone-chip resistance of coatings — Part 4: Mobile multi-impact testing on a small testing area

Peintures et vernis — Détermination de la résistance des revêtements aux impacts de cailloux — Partie 4: Essais de chocs multiples par projection sur une petite surface d’essai

Abstract / scope

This document specifies a mobile method for evaluating the resistance of automotive finishes to chilled-iron grit projected onto the surface under test to simulate the effect of stone chipping.

Results from the test specified in this document are not comparable with results specified in ISO 20567-1.