AP 01790919 Sikaflex 291 LOT Marine Sealant White 300ml

Sikaflex 291 LOT is a one-component, marine-grade polyurethane elastomeric adhesive and sealant designed for demanding marine and RV applications. The moisture-cured, non-sag system is designed with a long open time for jobs that require more time, making it ideal for humid climates or complex installations.

Key Features:

• Adheres to materials commonly used in marine construction, such as wood, fiberglass, metal, and metal primers and paint coatings
• Non-corrosive and highly elastic making vibration-resistant joint seals on decking
• Resistant to both fresh and saltwater, and resists diluted acids and caustic solutions
• Can be overpainted and sanded without loss of stability
• Suitable for use above or below the waterline
• Shore hardness 45A with 550% elongation and 190 psi tensile strength
• Operating temperature range: -40° to 194°F

Applications:

• Bedding deck fittings, sealing plumbing and sanitary equipment
• Sealing joints including keel/hull and stern shaft tube
• General purpose sealing and light-duty bonding applications
• Interior and exterior marine applications

Specifications:

• Size: 300ml (10.1 fl oz) cartridge
• Color: White
• Working/tack time: 4 hours
• Complete cure time: 3 to 14 days
• NSF approved for proprietary substances and nonfood compounds
• 365 day shelf life

This professional-grade sealant applies easily with manual, pneumatic, or electric-driven piston guns. The slow-to-tack formula makes it a good choice for hot climates and applications requiring extended working time.