T104 PU Sealant
T 104 PU Sealant is a single component, gun grade, Silyl terminated polyurethane sealant with low modulus for sealing building joints It cures with atmospheric moisture to form a durable rubber seal.
Properties
Density | 1.5 ± 0.05gm/ml |
Joint movement capacity | White and Pastel colors |
Specific Gravity | +100/-50% |
Temperature resistance | -30oC – + 90oC |
Chemical resistance to jet fuel @ 50oC for 7 days | No effect |
Shore Hardness | 25 ± 5 |
100% Modulus | 0.4MPa |
Tensile Strength | 1.41-1.47 MPa |
Elongation at break | 985 – 1200% |
Adhesion to concrete | 0.97 – 1.17 MPa |
VOC | 8.79 gm/l LEED NC-2016, IEQC 4.1, LEM |
Curing rate/time | 1mm/day@230C Initial: 1 hour @230C Final: 7 days @230C |
Adhesion in peel Glass/Aluminum/Concrete | 90 N 0% Adhesion Loss |
Applying Method
- All surfaces must be clean, dry and sound
- If necessary, use a primer
- Protect joint sides with self-adhesive tape
- Joint must be straight in line with sharp edges and regular dimensions
Limitations
- It is not recommended for glazing and not for aquaria, PE, PP and Teflon
- It is not paintable with alkyd resin paints
- Do not apply the material on moist surfaces or not painted wood
- Do not tool with detergent or soap solution