• LOCTITE® PL Marine Fast Cure is a high-performance, fast-curing polyurethane adhesive and sealant designed for marine applications, providing excellent waterproof bonding, flexibility, and resistance to saltwater and weathering.

Loctite PL Marine Fast Cure

LOCTITE® PL Marine Fast Cure is a high-performance, fast-curing polyurethane adhesive and sealant designed for marine applications, providing excellent waterproof bonding, flexibility, and resistance to saltwater and weathering.

Loctite PL Marine Fast Cure


Fast-curing marine-grade adhesive and sealant

  • Designed for bonding and sealing in marine environments

  • Provides a strong, flexible, and waterproof seal

  • Resistant to saltwater, weather, and UV exposure

  • Bonds to fiberglass, wood, metal, and most marine substrates

  • Tack-free in approximately 1 hour and fully cures in 24 hours (depending on conditions)

  • Paintable and sandable after curing

  • Ideal for above and below waterline applications

  • Low VOC content, suitable for interior and exterior use



Application:

LOCTITE® PL Marine Fast Cure is a premium-grade polyurethane adhesive and sealant formulated for use in harsh marine environments. It provides rapid curing, long-lasting flexibility, and exceptional resistance to water, salt, and UV radiation, making it ideal for boat construction, repair, and maintenance.

Performance Features & Benefits:

  • Fast-Curing Formula: Tack-free in approximately 1 hour and cures fully in 24 hours.
  • Waterproof & Flexible: Creates a strong yet flexible bond resistant to saltwater and moisture.
  • UV & Weather Resistant: Maintains performance in outdoor marine conditions.
  • Broad Surface Compatibility: Bonds to fiberglass, metal, wood, and other common marine materials.
  • Paintable & Sandable: Can be finished after curing for aesthetic integration.
  • Above & Below Waterline Use: Designed for a variety of marine sealing and bonding applications.

Main Application Areas:

  • Boat construction and repair
  • Sealing hull seams and joints
  • Bonding marine hardware and fittings
  • General marine waterproof sealing

Specifications & Approvals:

  • Polyurethane-based adhesive and sealant
  • Meets marine-grade durability requirements
  • VOC compliant for interior and exterior applications

Environmental & Safety Information:

  • Use with appropriate ventilation and personal protective equipment.
  • Avoid contact with skin and eyes; uncured sealant may cause irritation.
  • Safety Data Sheet (SDS) available via inquiry

Technical Specifications:

Property Typical Value Notes
Base Polyurethane
Color White
Tack-Free Time ~1 hour
Full Cure 24 hours (depending on thickness and humidity)
Service Temperature -40°C to 90°C (-40°F to 194°F)
Water Resistance Excellent (suitable for saltwater exposure)
Paintable Yes (after full cure)
UV Resistance High

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