ASTM D4752-20: MEK Resistance Testing of Ethyl Silicate Zinc Primers

/ / Published in ASTM Test Standards, Science and Research

ASTM D4752-20 provides a reliable method for testing whether zinc-rich primers are ready for the next coating layer. This standard uses a simple solvent rub technique to check how well ethyl silicate zinc-rich primers resist methyl ethyl ketone (MEK). The test helps you determine if your primer has cured enough before applying topcoats, preventing costly…

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