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Sherwin Williams Macropoxy M400 is formulated for the anti-corrosive protection of carbon steel surfaces prepared by abrasive blast cleaning. For use in internal / external exposed conditions, but excluding offshore, petrochemical and immersed applications.
Recommended application via airless spray, conventional spray or brush for small areas and touch up only. Recommended cleanser / thinner No 5. Blast clean to Sa2½ BS EN ISO 8501-1:2007. Average surface profile in the range 50-75 microns. Ensure surfaces to be coated are clean, dry and free from all surface contamination.