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A reference glossary of core terms used in washability and scrub abrasion testing of paints, coatings, and surface finishes. Structured for use across laboratory, quality control, and product development contexts.  Washability The property of a dried coating or paint film that allows it to be cleaned repeatedly with water, detergent, or abrasive media without significant…

Overview of washability testing Washability testing evaluates how well a paint, coating, varnish, or ink withstands the mechanical stress of cleaning. It is one of the most widely specified durability tests in the coatings industry, informing product development decisions, quality control processes, and regulatory compliance across architectural paints, industrial coatings, and printed packaging.  Understanding washability…

Washability testing is a standardized quality assurance method used to evaluate the resistance of paints, coatings, varnishes, and surface finishes to degradation caused by repeated cleaning or scrubbing. It measures how well a coated surface maintains its integrity, color, and appearance when subjected to wet or dry abrasion over a controlled number of strokes or cycles.  Definition…

Scrub abrasion and washability testing is a performance evaluation method used to determine how well a painted or coated surface holds up under repeated mechanical cleaning. For manufacturers of paints, coatings, and architectural finishes, it is one of the most critical tests in the product development and quality assurance process.  This article explains the science behind the…

Scrub abrasion and washability testing is a standardized method used to evaluate how well a coated surface resists mechanical wear and repeated cleaning. It measures the durability of paints, coatings, and surface treatments when subjected to scrubbing with a brush, sponge, or abrasive medium in the presence of water or cleaning solution.  The test is widely…

Quick reference for quality managers, lab technicians, and coatings formulators. Key Terms Scrub abrasion testing A test method that measures a coating's resistance to mechanical wear when subjected to repeated brush strokes in the presence of an abrasive medium or water. Governed by ASTM D2486 and DIN 53778.  Washability testing A related method that evaluates a coating's…

Knowing that your paint, films or coatings are able to withstand the sort of wear and abrasion they’re likely to encounter during daily use is essential. Scratches, color loss or scuffing caused by wet or dry abrasion can make a product look old before its time, and testing to ASTM standards can give you a…

What is a Vacuum Table? When you have films and coatings to apply and test as part of your QA process, there are few things as useful as a vacuum table. Want to know more about what a vacuum table is and how it could fit into your test and measurement setup? Dive in.  …

Bresle Patches Method – Direct Sample Procedure Measuring blind with bresle patches If you encountered a visually impaired person attempting to undertake a visual inspection of a coating system’s condition then you’d probably be a little surprised…right? But this slightly clumsy simile is not too far away from the way that many companies carry out…