Seymour's Cast Blast products are professional grade coatings that restore cast iron and cast aluminum engine parts to their original luster. These durable, fast drying products are heat resistant up to 250˚F. As a responsible corporate citizen, Seymour of Sycamore is thoroughly committed to protecting the natural environment and ensuring the well-being of our employees. This means not only providing a safe, clean and healthy workplace, but also fulfilling our legal and social responsibilities within the community. Seymour has developed coatings with waterborne and high-solids resins as an alternative to traditional solvent-based polymers. Seymour products do not contain lead, cadmium, mercury, chromates or chlorinated solvents. Seymour's Cast Blast products are professional grade coatings that restore cast iron and cast aluminum engine parts to their original luster. These durable, fast drying products are heat resistant up to 250˚F. As a responsible corporate citizen, Seymour of Sycamore is thoroughly committed to protecting the natural environment and ensuring the well-being of our employees. This means not only providing a safe, clean and healthy workplace, but also fulfilling our legal and social responsibilities within the community. Seymour has developed coatings with waterborne and high-solids resins as an alternative to traditional solvent-based polymers. Seymour products do not contain lead, cadmium, mercury, chromates or chlorinated solvents.