SIKA - Sikaflex® PRO+

High-Performance Sealant for Concrete and Masonry Facades

Sikaflex® PRO+ is a premium one-component, moisture-curing, elastic joint sealant, expertly designed for movement and connection joints in concrete and masonry facades. This sealant ensures durable and flexible sealing solutions for your building's exterior.

Key Features & Benefits for Your Project:

• High Movement Capability: Offers a movement capability of $\pm 35\%$ (ASTM C 719), accommodating significant joint movement.
• Bubble-Free Curing: Ensures a smooth and aesthetically pleasing finish without bubbles.
• Good Workability: Easy to apply and tool, providing efficient installation.
• Strong Adhesion: Exhibits good adhesion to a wide range of substrates.
• Environmentally Friendly: Solvent-free and boasts very low emissions.
• Excellent Elasticity: Provides approximately 90% elastic recovery (ISO 7389).
• Wide Service Temperature Range: Performs effectively from −40∘C to +70∘C.

Product Details:

• Composition: i-Cure® Technology polyurethane.
• Packaging: 600 ml foil packs (20 foil packs per box).
• Colours: White, Concrete Grey, Black, Dark Grey, Sandstone, Japan Beige, Brick Red, Off White. Note that not all colours are available in all packaging sizes.
• Shelf Life: 15 months from the production date when stored in undamaged, original, sealed packaging between +5∘C and +25∘C.
• Density: Approximately $1.40kg/l$ (ISO 1183-1).
• Shore A Hardness: Approximately 28 after 28 days (ISO 868).

Important Considerations:

• Sikaflex® PRO+ can be overpainted with most conventional facade coating paint systems, but compatibility testing is recommended. Non-flexible paints may impair elasticity.
  
• Colour variations may occur due to exposure to chemicals, high temperatures, and/or UV-radiation, but this does not affect technical performance.
• Do not use on natural stone, bituminous substrates, natural rubber, EPDM rubber, or materials that might bleed oils, plasticizers, or solvents.
• Not suitable for sealing joints in and around swimming pools, or for joints under water pressure or permanent water immersion.
  

Data Sheet download here