ISO 4628-2 Paints and Varnishes - Evaluation of Deterioration of Coatings - Amount and Size of Defects - Part 2: Evaluation of Blistering Degree

Material Testing

ISO 4628-2 Paints and Varnishes - Evaluation of Deterioration of Coatings - Amount and Size of Defects - Part 2: Evaluation of Blistering Degree

EUROLAB, with its state-of-the-art accredited laboratories and expert team, provides precise and fast testing services within the scope of ISO 4628-2 testing. ISO 4628-2 specifies a method for assessing the degree of swelling of coatings by comparison with pictorial standards.

ISO 4628-2 Paints and Varnishes - Evaluation of Deterioration of Coatings - Amount and Size of Defects - Part 2: Evaluation of Blistering Degree

The pictorial standards provided in this part of ISO 4628 show bubbles in sizes 2, 3, 4, and 5, and amounts (densities) of 2, 3, 4, and 5 in each size.

ISO 4628-1 defines the system used. Outline the general principles of the system and to determine the amount and size of defects and the intensity of changes in the appearance of coatings.

This system is specifically designed to be used for uniform changes such as aging and weathering defects and color changes, eg yellowing.

EUROLAB assists manufacturers with ISO 4628-2 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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