Description
Sikaflex®-591 is a versatile marine adhesive sealant designed for both bonding and sealing applications. It offers excellent colour stability and mould resistance, making it ideal for interior and exterior use in marine environments. This elastic, one-component Silane Terminated Polymer (STP) sealant cures when exposed to atmospheric moisture, providing a durable and reliable seal.
Features
- Very high color stability and mold resistance: Resistant to the harsh maritime conditions
- All-rounder for interior & exterior: Very good weathering resistance
- Fast & efficient workflow: Good adhesion to most substrates with minimal surface preparation
Sikaflex®-591 is a multipurpose adhesive sealant, which is highly color stable and mold resistant, suitable for interior and exterior sealing applications in the maritime industry. Sikaflex®-591 is an elastic 1-component Silane Terminated Polymer (STP) adhesive sealant which cures on exposure to atmospheric moisture.
Features
- Cures to 3mm in 24 hours
- Use above and below water line
- General all-purpose sealant
- Resists salt water
- May be used for light duty bonding
- Fast strength build-up
- Excellent adhesion to gelcoat, fiberglass, metal and wood
- May be squeezed or brushed into place
- Stable
- Paintable
- Versatile packaging
- Excellent bond
- Fast tack-free time
- High solids content
- Sandable
- NSF approved for potable water (black and white only)
- USDA approved for incidental food contact
Specifications
- Application Temperature: +5Deg. to +25Deg.C
- Service Temperature: -40Deg. to +90Deg.C
- Tack Time: 60-90 mins
- Coverage: 10m per 310ml cartridge
Applications:
- Chain plates
- Deck Fittings & Hardware
- Hatches
- Ports, etc.






