SIKA SikaHyflex 250 High Performance Sealant Facade - White - 400ml

SIKA SikaHyflex 250 High Performance Sealant Facade - White - 400ml, single component, low modulus and elastic, this professional grade sealant is suitable for the elastic sealing and water tightness of expansion joints and caulking of building facade. It has a very good resistance to weather for quality work that will last in time. Advantages: Has a very good weather resistance +100 / -50% movement capacity (ASTM C 719) + 25% movement capacity (ISO 9047) Bubble-free polymerization Low support stress Easy application and smoothing Good adhesion on many different substrates Low content of volatile organic compounds Very low emissions Characteristics: Density: approximately 1.35 kg / l Application temperature: + 5 C to + 40 C Skin formation time: 70 minutes (23 C / 50% RH) approx. Polymerisation speed: 3 mm / 24 hours (23 C / 50% RH) approx. Set-up time: 65 minutes (23 C / 50% RH) approx. Colors: White Packaging: Refill 400ml Reference : 462225 Packaging: Comes in original packaging Advice: SUPPORT The substrate must be clean, dry, sound and homogeneous, free of oils, grease, dust and loose or friable particles. The laitance of cement and other weakly adherent elements must be eliminated. SikaHyflex 250 Facade adheres without primer or activator. APPLICATION SikaHyflex 250 Facade is supplied ready to use. After the necessary preparation of the supports, install in the joint a Sika JOINTS FUND of adapted section and to the required depth. If necessary, apply a Sika primer. Install a refill or cartridge into a putty gun and extrude the SikaHyflex 250 Facade into the joint. Squeeze it on the lips of the seal making sure of the good contact with them and to avoid any inclusion of air bubbles. SikaHyflex 250 Facade must be tight against the lips of the joint to allow good adhesion. It is recommended to use protective tapes on the supports if sharp and straight edge joints are required. Remove the protective tapes before the sealant forms a skin. Use a compatible smoothing fluid (Sika Tooling Agent N) to smooth the surfaces of the sealant joint before it forms a skin. Do not use a smoothing agent containing solvents. Use Sika products with care. Before use, please consult the manufacturer's product leaflet available on the sika.fr website.