Iso 8502-3 Dust Level Chart Jun 2026

The standard evaluates dust based on two primary criteria: and particle size . 1. Dust Quantity Ratings

The chart breaks dust into three particle size ranges:

: Specialized kits, such as the Elcometer 142 Dust Tape Test Kit , are commonly used to ensure compliance with the standard. iso 8502-3 dust level chart

In industrial coating and painting, surface preparation is the most critical factor for long-term performance. Even the highest-quality paint will fail if applied over a contaminated surface. The is the industry-standard reference used to assess residual dust on blast-cleaned steel . By providing a pictorial and descriptive framework, this standard ensures that surfaces are "clean enough" for optimal coating adhesion. What is ISO 8502-3?

Understanding the ISO 8502-3 Dust Level Chart: A Guide to Surface Cleanliness The standard evaluates dust based on two primary

Here are the ISO 8502-3 dust level classes:

The standard categorizes dust based on two main criteria: quantity and particle size. In industrial coating and painting, surface preparation is

The test uses a pressure-sensitive tape method to capture surface dust for evaluation.

By following the guidelines outlined in ISO 8502-3 and using the dust level chart, industries can maintain high standards of surface cleanliness, ensuring the reliability and performance of their products and equipment.

The quantity of dust is assessed by comparing the test tape to a pictorial reference chart. This chart uses a 0 to 5 scale: