MC – 780 C2

NAFTOSEAL® MC-780 Class C is a two-component, manganese-dioxide cured, liquid polysulphide polymer system with reduced density, providing excellent fuel tank and fuselage seals. It is designed for interfay surface sealing and wet riveting of fuselage components. It has outstanding resistance to aviation gasoline and jet fuel, as well as resistance to the chemicals and petroleum products used in the aircraft industry.