CRC Rust Converter neutralizes rust and instantly changes rusted surfaces into primed and paintable surfaces. It is ideal to use for vehicles, trailers, railings, bridges, equipment, overhead cranes, pipelines, storage tanks, transmission towers, fences chairs, tables, dumpsters, and more. The water-based converter has fast drying milky-white vinyl/acrylic coating that prevents rusting, boosting the lifespan of the metal surface. It converts the rust into a black primer for ease at work. It boasts a working temperature of Max 250°F (max 121°C).