Helps reduce shrinkage and rework for total cost reduction
Excellent tooling properties for easy application
Quick cure allows increased throughput
Low density formula weighs 3–4 lbs. less per gallon than traditional sealants
3M Aerospace Sealant AC-380 offers a number of advantages and benefits compared to traditional sealants. We designed this family of sealants to save time through its fast cure and save weight through its low density formula. Our manganese dioxide cure product is also highly resistant to aviation fuel and many chemicals common to the aircraft industry, making it ideal for fuel tank and fuselage sealing applications.