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3M™ Aerospace Sealant AC-770 B-2, Gallon Kit, 4 per case

3M ID 7000048372
  • A manganese dioxide cured sealant that maintains flexibility and bond strength on aluminum, titanium, steel, stainless steel, and many coatings under extremes of temperature, weathering and stress.
  • Allows for total cost reduction; helps reduce shrinkage and rework
  • Helps process improvement; excellent tooling properties, easily applied and cures quickly
  • An ultra low density, fast cure, polysulfide fuselage sealant. It has outstanding resistance to jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry.
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Specifications
Application Life
2 Hour
Cure Type
Fast Cure
Product Colour
Brown
Product Details
  • A manganese dioxide cured sealant that maintains flexibility and bond strength on aluminum, titanium, steel, stainless steel, and many coatings under extremes of temperature, weathering and stress.
  • Allows for total cost reduction; helps reduce shrinkage and rework
  • Helps process improvement; excellent tooling properties, easily applied and cures quickly
  • An ultra low density, fast cure, polysulfide fuselage sealant. It has outstanding resistance to jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry.
  • Maintains flexibility and bond strength in a wide variety of temperatures and stress conditions
  • Qualified to Boeing BMS 5-142* *please validate at time of usage
  • Available in Class B

Two-part liquid polysulfide sealant, solvent-free, thixotropic paste, fast cure, low density.

The mixed compound is a thixotropic paste. It has excellent resistance to aviation gasoline, jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry. It is used primarily as a fuselage sealant.

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