EN ISO 2812-3 Paints and Varnishes - Determination of Resistance to Liquids - Part 3: Method Using an Absorbent Media

Material Testing

EN ISO 2812-3 Paints and Varnishes - Determination of Resistance to Liquids - Part 3: Method Using an Absorbent Media

EUROLAB laboratory provides testing and compliance services within the scope of EN ISO 2812-3 standard. This part of the International Standard EN ISO 2812 specifies a method using an absorbent medium to determine the resistance of a system of single-layer or multi-layer coating materials to the effects of liquids or paste-like products. This method allows the tester to determine the effects of the test substance on the coating and, if necessary, to evaluate the damage to the substrate.

EN ISO 2812-3 Paints and Varnishes - Determination of Resistance to Liquids - Part 3: Method Using an Absorbent Media

A coated test panel is exposed to a test substance using an absorbent medium. The effects of exposures are assessed against agreed criteria. To perform the test at higher temperatures up to 40 °C, a heating cabinet with artificial ventilation and capable of maintaining the temperature at ± 3 °C is used.

Products containing volatile combustible materials should be used with caution to avoid explosion or fire. National regulations must be followed.

Unless otherwise agreed, test panels with dimensions of approximately 150 mm × 100 mm and a thickness of 0,7 mm to 1,0 mm complying with ISO 1514 requirements are used. Prepare each test panel as described in ISO 1514 and then coat with the application method agreed with the product or system under test. Dry (or stove) and age each coated test panel for the specified time under specified conditions.

Immediately prior to testing, condition test panels under standard conditions specified in ISO 3270, ie at (23 ± 2) °C and (50 ± 5) % relative humidity for at least 16 hours.

Among the services provided by our organization within the framework of material testing services, there are also EN ISO 2812-3 standard tests. Do not hesitate to contact our laboratory EUROLAB for your testing and certification requests.

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