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Hardeners for Paint and Coating Systems

For a finish you can count on, shop for hardeners at GracoRoberts. When it comes to high-performance paints and coatings, the hardener is what brings it all together. Used to cure primers, base coats and topcoats, hardeners trigger the chemical process that transforms liquid coatings into durable, long-lasting finishes. Whether you're coating your aircraft’s exterior or are working with specialty topcoats, the right hardener ensures the right level of adhesion and protection.

Made for Demanding Applications

At GracoRoberts, we know that one size rarely fits all, especially when it comes to your aircraft’s topcoats. Fortunately, we carry a range of hardeners that are specifically designed for aerospace applications. These products are formulated to meet strict performance standards and often offer resistance to corrosion, chemicals and extreme temperatures. For reliable results in aviation coatings, explore AkzoNobel Aviox 92245 Hardener – 2.5 L Can. For higher-volume jobs, AkzoNobel S66/22R Hardener – 5 L Can delivers consistent results with easy mixing and application.

Quality You Can Trust

We carry top-rated products from industry leaders to bring you hardeners that match perfectly with your favorite coating systems. Each product in our selection is clearly labeled to make it easy to match the hardener to the topcoat or coating system to ensure compatibility. Whether you're in the hangar or out in the field, you’ll find the hardeners you need to get consistent, professional results every time when you shop with GracoRoberts.

Need help choosing the right product? Our technical experts are ready to help you match the right hardener to your specific application. Just contact us to get started.