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  6. 3M™ Polyurethane Adhesive Sealant Fast Cure 550

3M™ Polyurethane Adhesive Sealant Fast Cure 550

  • Multi-purpose adhesive sealant
  • Paintable when dry
  • Above/Below waterline use
  • 60 Minute skin time
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Product Details
  • Multi-purpose adhesive sealant
  • Paintable when dry
  • Above/Below waterline use
  • 60 Minute skin time
  • Paintable after curing for professional results

3M™ Polyurethane Adhesive Sealant 550 FC is a fast curing polyurethane designed to seal and bond many substrates in a wide variety of applications.

Use 3M™ Polyurethane Adhesive Sealant 550 Fast Cure to seal and bond a variety of substrates, including concrete, wood, aluminium, most lacquered metals, polyester, glass, and stone. Our multi-purpose, high performance, two-component, moisture and chemical curing, sealant is ideal for a number of construction applications, including vertical and horizontal expansion joint applications, concrete and masonry control joints, and door and window frame perimeters. It offers excellent weather resistance, is non-staining and is paintable once tack-free in 10-20 minutes.

Suggested Applications

  • Marine deck to hull bonding
  • Vertical and horizontal expansion joint applications
  • Concrete and masonry control joints
  • Aluminium curtain wall and storefronts
  • Door and window frame perimeters
Adhesive Type
Full Cure Time
>4 mm/24 hr
45 Shore A
Modulus at 100%
87 Pound-Force Per Square Inch
Pack Quantity
Physical Form
Smooth Paste
Product Colour
Black, Green, White
Smallest Saleable Unit
Each, Pack
Solids Weight Percent (Approximate)
90 Percent
Surface Type
Painted Surface
Tack-free Time
1 hr
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