3M AC-770 B-2 Aerospace Sealant 6oz (3.5oz Fill) Injection Kit (New Formulation)
3M AC-770 Class B-2 Aerospace Sealant AC-770 is a manganese dioxide cured polysulfide sealant formulated for easy tooling. The fast cure time and low density contribute to faster process times and lighter aircraft.
Technical Information
- UN Number 3082 CL9
- Commodity Code 32141010
- Country of Origin United States

Data Sheets
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Product Information
Features:
- Low density formula weighs 3–4 lbs. less per gallon than traditional sealants
- Quick cure allows increased throughput
- Helps reduce shrinkage and rework for total cost reduction
- Seals joints and gaps in fuselage applications
- Maintains flexibility and bond strength under extremes of temperature, weathering and stress
- Easier application – requires less mixing time and less tooling to apply
Additional Content
Shipping information
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