In the world of industrial coating, abrasive blasting, and protective painting, surface cleanliness is not negotiable. Before applying any high-performance coating—whether for a bridge, a pipeline, a ship, or an oil rig—you must ensure the surface is free from soluble salts, oil, grease, and .
The complete ISO 8502-3:2017 standard is copyright-protected and not legally available for free download. While some websites may offer older versions (such as the 1992 edition) as reference material, these are superseded and should not be used for compliance purposes. To ensure compliance with current specifications, always obtain the official standard from an authorized source.
An official, updated ISO 8502-3 chart evaluates dust using two primary metrics: and Particle Size Class . 1. Dust Quantity Rating (0 to 5) iso 85023 dust level chart pdf updated
Low density; small, distinct groups of particles are visible.
: A contrast backdrop (usually black or white) to mount the tape for review. In the world of industrial coating, abrasive blasting,
Using an updated in 2026 is critical for quality control in protective coating projects. By adhering to the standardized tape test method, inspectors can ensure surfaces are properly prepared, preventing costly re-work and premature failure. Always use verified, high-resolution PDFs or physical assessment plates for accurate evaluations. If you tell me what you need, I can help you:
Below is a that includes the updated dust level chart, interpretation guide, and practical application. You can copy this directly. While some websites may offer older versions (such
: Place the tape firmly onto the prepared steel surface. Use a calibrated tool like the Elcometer 145 Dust Tape Roller to press it down. This roller applies a mandatory, standardized spring force of
: The tape is then placed on a contrasting background (typically white or black) for visual comparison against pictorial references. The Dust Level Chart: Ratings and Classes
Even with the updated PDF, inspectors often make errors. Avoid these: