3M Marine Adhesive Sealant Fast Cure 5200 is a one-part polyurethane sealant that chemically reacts with moisture to deliver strong, flexible bonds with excellent adhesion to wood and fiberglass. This fast-curing version becomes tack-free in 60 to 120 minutes and normally cures completely within 48 hours. Forming watertight seals, this marine adhesive offers permanent adhesion to wood, gelcoat and fiberglass.
Key Features:
- Service temperature range: -40°F to 190°F (-40°C to 88°C)
- Tensile strength: 1000 psi with 874% elongation
- Shore A hardness (cured): 60
- Non-shrinking, one-part moisture cure with non-sagging formula
- One-component adhesive sealant applies right from the container with no metering or mixing required
- 3 fl. oz. tube (90 ml) in white color
Applications:
Ideal for use above and below the waterline, it reliably bonds dissimilar materials including wood, fiberglass, gelcoat, plastics, and metals. Perfect for deck housings, hull fittings, porthole mounting, fiberglass transoms, and underside molding. Recommended for interiors, below the waterline and any other areas that are shielded from sunlight.
Performance Benefits:
This marine adhesive sealant is flexible and allows for structural movement and dissipation of stress that may be caused by vibration, swelling, shrinking or shock. It resists saltwater, wind, weather and temperature extremes for long periods of worry-free enjoyment on the water. Designed for permanent assembly of wood and fiberglass parts bonded together.
Installation Notes:
When using with metals, it may be necessary to prime the surface to achieve adequate adhesion and durability of the bond. Forms watertight, weather-resistant seals on joints and boat hardware, above and below the waterline.
