Sikaflex®-521 UV | Weather-Resistant, Hybrid Sealant/Adhesive
Product Benefits
- One-component, Silane Terminated Polymer (STP)
- Aging and weathering resistant
- Bonds well to a wide variety of substrates without the need for special pre-treatment
- Isocyanate and solvent-free
- Can be sanded and painted
- Low odor
Applications
- For permanent, elastic seals with high adhesive strength
- Sealing applications on nacelle, tower, and blade root
