Tec7 Pur B2 Expanding Foam 750ml
Tec7 PUR B2 Expanding Foam is a fire-retardant, low-expansion polyurethane foam for sealing, insulating, and filling gaps in construction and renovation. Stops expanding upon resistance, suitable for 360° application, and remains permanently flexible once cured.
Features:
- Fire-retardant, Class B2 rated
- Low expansion, maximum expansion 50%
- Fast curing, fully cured in 90 minutes
- Usable in temperatures from -10°C to +30°C
- Permanent flexibility after curing
- Can be applied in all positions (360°)
- Rot resistant and long shelf life
Specifications:
- Raw Material: Polyurethane
- Skin Formation Time: 8 minutes
- Cuttable After: 45 minutes
- Curing Time: 90 minutes for 30 mm thickness
- Density: ± 25 g/l
- Yield in Free Space: ± 32 liters
- Yield in Joint: ± 24 m (joint 2 x 5 cm)
- Shrinkage: < 4%
- Post-Expansion: 115%
- Cell Structure: ± 70% closed cells
- Fire Classification: B3 (DIN 4102)
- Pressure Resistance: ± 2.0 N/cm²
- Shear Strength: ± 5 N/cm²
- Water Absorption: 1% volume
- Thermal Conductivity: 37 mW/m·K