3M AC-251 B-1 Aerospace Sealant
3M AC-251 Class B Aerospace Sealant is a two-part, quick curing, polysulfide based canopy and windshield sealant.
- Product Type Specialty Sealant
This product is formulated for sealing acrylic, glass, and polycarbonate aircraft canopies and windshields. It contains no solvents, does not craze and quickly cures, exhibiting excellent adhesion and resistance to UV and weather exposure. 3M AC-251 Class B Sealant has a thixotropic, nonsag consistency and can be readily applied with a spatula or extrusion gun on vertical surfaces.
- Canopy and windshield sealant
- Exterior moldline applications
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