SikaSeal Sikaflex 11FC Purform 300ml - Concrete Grey
The Sikaflex 11FC Purform 300ml - Concrete Grey is a multipurpose elastic adhesive and joint sealant designed for both interior and exterior use. It is a 1-part moisture curing polyurethane product that offers durable adhesion to a wide range of construction materials including concrete, masonry, wood, metal, glass, and ceramic. The sealant is suitable for sealing vertical and horizontal joints while accommodating structural movements with a movement capability of ± 25%.
Features:
- Elastic adhesive and sealant with ± 25% movement capability
- Easy to apply with a non-sag formula
- Strong and durable adhesion on most construction materials
- Good mechanical and weathering resistance
- Very low monomer content for safer handling (no special training required for diisocyanates)
- Certified with CE marking for quality and performance
- Resistant to many chemicals
- Suitable for sealing and bonding in vertical and horizontal joints
Specifications:
- Chemical base: Sika® Purform® polyurethane
- Shore A hardness: ~33 (after 28 days)
- Elongation at break: ~800%
- Lap shear strength: ~1.0 MPa (ISO 4587)
- Elastic recovery: ~85%
- Tear propagation resistance: ~8.0 N/mm
- Service temperature: -40 °C to +80 °C
- Skin time: ~70 minutes (23 °C, 50% RH)
- Cure rate: 3-4 mm per 24 hours (23 °C, 50% RH)
- Sag flow: 0 mm (for 20 mm profile at 23 °C)
- Joint dimensions must comply with movement capability, typically between 10 and 35 mm width
Applications:
- Bonding and sealing concrete, masonry, wood, metal, and glass components
- Sealing in flooring and façade joints
- Construction joints requiring high elasticity and durability
- Adhesive for architectural elements and building materials
- Suitable for both indoor and outdoor installations
Includes:
- 1x SikaSeal Sikaflex 11FC Purform 300ml - Concrete Grey