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3M™ Polyurethane Adhesive Sealant 550 Fast Cure

3M Product Number  550     
3M(TM) 550 Polyurethane Adhesive Sealant Fast Cure
3M(TM) 550 Polyurethane Adhesive Sealant Fast Cure
3M™ Polyurethane Adhesive Sealant 550 FC is a fast curing polyurethane designed to seal and bond many substrates in a wide variety of applications.
  • Paintable multi-purpose adhesive sealant
  • Above and below waterline
  • 60 minute skin time
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3M IDUPCMarketplace Formal NameColorContainer Volume
62526585302000511119208243M™ Polyurethane Adhesive Sealant 550 Fast Cure White, 5 Gallon Pail, 1 per caseWhite5 Gallon  
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Provides excellent adhesion to concrete, wood, aluminum, most lacquered metals, polyester, glass, stone and many other substrates.


Application MethodHand or pressure caulk
ColorWhite, Gray
ConsistencyMedium paste
Consumer LabelNo
Container Volume5 Gallon
Cure Rate>4 mm/24 hr
Elongation>600 Percent
Hardness45 Shore A
IndustriesMarine, Transportation, Specialty Vehicle, Construction, General Industrial
Modulus at 100%87 Pound-Force Per Square Inch
Product FormGallon
Skin Time50 - 90 Minute
Solids Weight Percent (Approximate)90 Percent
Tack Free Time1 Hour
Tensile Strength300 psi
Volatile Organic Compounds (VOCs)29 Grams Per Litre