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Sikaflex 717 WS is a premium-quality, one-component, moisture-curing polyurethane sealant designed for weatherproofing and construction applications. This sealant offers excellent adhesion to a wide range of substrates, including metals, ceramics, and various plastics, without the need for a primer. Sikaflex 717 WS is suitable for sealing joints in roofs, facades, and many other construction elements where high weather resistance is required. It cures to form a flexible and durable seal, making it ideal for both indoor and outdoor applications. The product comes in a 300ml cartridge and is available in white, providing a clean finish for aesthetic sealing purposes.

Features and Specifications:

• Chemical Base: Silane Terminated Polymer (STP)
• Color: White
• Application Temperature Range: 5-40°C (41-104°F)
• Cure Mechanism: Moisture-curing
• Density (Uncured): 1.52 kg/l (12.7 lb/gal)
• Shore A Hardness: 10 (CQP023-1 / ISO 48-4)
• Tensile Strength: 0.6 MPa (85 psi) (ASTM D412)
• Elongation at Break: 500% (ASTM D412)
• Service Temperature Range: -50 to 90°C (-58 to 94°F)
• Non-sag Properties: Semi self-leveling
• UV Resistance: Excellent
• VOC Content: Low
• Primerless Adhesion: Yes, to many substratesA