SIKAFLEX 291 i General Purpose Adhesive/Sealer

Replacement for Sikaflex 291i

Sikaflex®-591 MARINE MULTIPURPOSE SEALANT

Sikaflex®-591 is a multifunctional hybrid sealant with excellent resistance against the harsh maritime weathering conditions.  Sikaflex®-591 bonds well to substrates commonly used in the marine industry.

Robust, mold-resistant hybrid sealant
Great compatibility with non-ferrous metals such as brass, bronze and copper
Lowest emission on the marine market
Ideal for indoor and outdoor applications
Excellent overpaintability with the most single and two component paints.
Significant weathering performance
Free of isocyanate, solvents, PVC, phthalates and tin catalysts

Sikaflex®-591 is based on Sika's Silane Terminated Polymer (STP) technology. With it's excellent resistance against the
harsh maritime weathering conditions it can be used for a wide range of applications. This is an exceptional marine sealant
which provides a perfect solution for indoor and outdoor applications with an excellent UV stability. Sikaflex®-591 exceeds
common environmental and safety standards and sets a new benchmark from an ecological point of view.

Typical Product Data
Chemical base Silane Terminated Polymer
Cure mechanism Moisture-curing
Density (uncured) 1.5 kg/l
Non-sag properties Very good
Application temperature 5 - 40°C
Skin time 25 minutes
Open time 20 minutes
Shore A hardness 45
Shelf life (storage below 25°C) 12 months