The ISO 8502-3 dust level chart is a visual guide used to classify the dust levels on steel surfaces. The chart provides a reference for assessing the cleanliness of surfaces, which is crucial in ensuring the adhesion and performance of coatings.
Dust particles, particularly soluble salts, can act as corrosion initiators under the coating. iso 85023 dust level chart pdf updated
Dense dust layer; the surface is completely covered. Particle Size Classes The ISO 8502-3 dust level chart is a