Description
Sikaflex-11 FC Purform is a one-component, solvent-free, moisture-curing elastic polyurethane adhesive and sealant of permanent elasticity. Built on Sika Purform technology with ultra-low monomer content, it delivers high-strength bonding and durable joint sealing across most common construction materials, indoors and out.
Features & Benefits
- Solvent-free polyurethane (Sika Purform, ultra-low monomer)
- High tensile strength and tear-propagation resistance
- Movement capability ±25% (ISO 9047) / ±35% (ASTM C920)
- Non-sag and easy to apply
- Bonds most construction materials; good weathering resistance; CE marked
Where to Use
- Bonding concrete, masonry, reconstituted and cast stone, ceramic, wood, metal and glass
- Floor mouldings, skirting boards and acoustic ceiling tiles
- Sealing vertical and horizontal connection joints
Specifications
| Chemical base |
1-part polyurethane (Purform, moisture-curing) |
| Colour |
White |
| Packaging |
300 ml cartridge |
| Movement capability |
±25% (ISO 9047) |
| Skinning time |
~50 min (23°C / 50% r.h.) |
| Cure rate |
~4.0 mm / 24 h |
| Service temperature |
−40°C to +80°C |
| Application temperature |
+5°C to +40°C |
| Density |
~1.35 kg/L |
| Standards |
EN 15651; AS/NZS 4020 (potable water); EMICODE EC1PLUS |
| Shelf life |
15 months |
Storage
Store in original, unopened packaging in dry conditions between +5°C and +25°C.
Safety
Not suitable for bituminous substrates, natural/EPDM rubber, PE/PP/PTFE plastics, swimming pools, or structural and glass bonding exposed to sunlight. Refer to the Safety Data Sheet before use.
