Fire retardant coating for steel mastic is a specialized protective layer designed to enhance the fire resistance of structural steel elements. Steel, while non-combustible, loses its strength rapidly when exposed to high temperatures, making it vulnerable during a fire. Fire retardant mastic coatings act as an insulating barrier, slowing down heat transfer and maintaining the structural integrity of steel for a longer duration. These coatings are typically intumescent, meaning they expand when exposed to heat, forming a thick char layer that protects the steel surface. They are easy to apply by brush, spray, or roller and adhere well to complex shapes and joints. Additionally, fire retardant mastics offer corrosion resistance and durability in harsh environments. Such coatings are widely used in buildings, industrial plants, and infrastructure projects to meet fire safety regulations and improve overall safety.