Flamemaster CS-3204B-2, Integral Fuel Tank Sealant

Flamemaster CS-3204 Class B is a manganese dioxide-cured polysulfide aerospace sealant engineered for fuel tank and fuselage sealing applications. The thixotropic, standard-density material cures into a flexible barrier featuring robust adhesion to aircraft substrates and exceptional resistance to aerospace fluids across a continuous temperature range of -65°F to 250°F (-54°C to 121°C).