The Sikaflex®-521 UV is a versatile adhesive sealant, designed for flexible bonding and sealing. It provides excellent adhesion on a wide variety of substrates, such as wood, metals, metal primers and coatings (two-component systems), ceramics, and plastics. This product is particularly suitable for sealing applications, both indoors and outdoors.

Features:

• Adhesion versatility: Adapts to many materials without requiring specific pre-treatment.
• Resistance to aging and weathering: Maintains its sealing and bonding properties even after prolonged exposure to harsh weather conditions.
• Isocyanate and solvent-free: Making the product safer to use and less harmful to the environment.
• Can be painted and sanded: After curing, it can be treated to perfectly meet the aesthetic requirements of the application.
• Low odor: Making its use more pleasant in confined or sensitive spaces.

Benefits:

• Excellent resistance to aging and weathering, ideal for outdoor applications.
• Adheres without specific pre-treatment, making it easy to use on different materials.
• Isocyanate and solvent-free, enhancing the safety and durability of the product.
• Can be painted and sanded, providing a superior quality finish.
• Low odor, an appreciated feature during application.