3M AC-380 B-1/2 Aerospace Sealant

From $80.91

3M Aerospace Sealant AC-380 Class B is a two-part, manganese dioxide cured, polysulfide polymer based sealant. It is a fast cure, 1.1 specific gravity, solvent free, low shrinkage, and high temperature integral fuel tank sealant. B-1/2 represents a minimum application life of 1/2 hour.

Technical Information

Product Type Specialty Sealant
Product Form Liquid

Product Information

This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. It offers as much as thirty percent weight savings, per unit volume, over traditional sealants with similar purpose.