Sikaflex® -252 is a 1-component, moisture cured, polyurethane adhesive with extremely high thixotropy and high strength. Sikaflex® -252 is particularly suited to bonding applications in the manufacture of transportation and other industrial markets. Use: Sikaflex®-252 is suitable for structural joints that will be subjected to dynamic stresses. Bonds well to a wide variety of substrates including wood, metals, particularly aluminum, sheet steel (incl. phosphated, chromated and zinc-plated components), metal primers and paint coatings (2-c systems), ceramic materials and plastics.