Sikaflex 515282 is a premium-grade, single-component polyurethane sealant designed specifically for horizontal expansion joints in concrete and masonry. This self-leveling formula requires no tooling, automatically filling gaps up to 1.5 inches wide to create a smooth, professional finish. It features an accelerated curing capacity that allows for application on green concrete just 24 hours after pouring or on damp surfaces one hour after moisture exposure. Once cured, the sealant remains permanently elastic and flexible, providing exceptional resistance to weathering, aging, and mechanical tearing. Ideal for high-traffic areas such as driveways, sidewalks, and warehouse floors, it is also paintable, stainable, and sandable to match surrounding aesthetics.
Sikaflex Self-Leveling Sealant, Series: 107748/C432296, 29 oz Capacity, Cartridge Packing, 3.02 % VOC, Liquid, Sandstone, 70 ft Coverage, 2 hr Drying Time, Aromatic Odor/Scent, 176 deg F Flash Point, Media: Carbon Dioxide, Foam, Dry Chemical, Water Spray and Fog, Composition: Polyisocyanate Prepolymer, Xylene (Mixed Isomers), 1.38 Specific Gravity
Packaging/Shipping Size and Weight:
Length: 2.5" | Width: 2.5" | Height: 16.25" | Weight: 2.8 lbs