China PU (polyurethane) Adhesive Joint Sealant for Bus Body and Sheet Metal Sealing and Bonding, Find details about China Windshield Sealant, Polyurethane Adhesive from PU (polyurethane) Adhesive Joint Sealant for Bus Body and Sheet Metal Sealing and Bonding
Appearance | Uniform Paste |
Color | Black/White Grey |
Density | 1.30 ± 0.05 kg/L |
Tack-free time* | 40~60 min |
Rate of cure* | ~3.5 mm per 24 hrs |
Shore A hardness | 40±5 |
Tensile strength | ≥2 N/mm^2 |
Elongation at break | ≥500% |
Shear strength | ≥1 N/ mm^2 |
Glass transition temperature | -45°C, approx. |
Service temperature (continuous) Short - term (up to 48 hrs) | -40°C to +90°C 120°C |