is suitable for interior and exterior use on clean or sand-blasted steel, galvanized steel and aluminum.It can also be used as an intermediate coat over zinc-rich primers and top coats with vinyl top coats. General Properties: Fast drying, fast recoating, 2-part system (Part A and Part B), lead-free. Applicable primer and top coat systems: 8400 System, Food Grade Primer and Top Coat , 1500 Fast Dry Paint System for Primer and Top Coat , 9300 Heavy Duty Epoxy System for Primer and Top Coat, 9500 Hyde Build Epoxy System, Top Coat, 9400 Rust-O-Ten System ***Suitable for interior and exterior use on clean or sand-blasted steel.