Sika flex 252 construction adhesive white 300ml (cartridge)

A pasty one-component polyurethane adhesive with very good stability. Suitable for dynamically loaded, structural adhesive connections. Suitable substrates are wood, metals such as aluminum (also anodized aluminum) and sheet steel (also phosphated, chromated and galvanized), primers and topcoats (two-component systems), ceramic materials and plastics. Specific weight: 1.16 - 1.22 g/cm³, depending on the colour. Shore A hardness: 55. Tensile strength: 4 N/mm². Shear strength with adhesive layer thickness of 4 mm: 2.5 N/cm². Skin formation time at 23°C/RH 50%: approx. 40 min. Hardening speed at 23°C/RH 50%: 4 mm/24 hours. Temperature resistance: -40°C to +90°C (short-term, max. 8 hours: +120°C).