PROPERTY | STANDARD/UNITS | VALUE |
Main raw material | ----- | Polyurethane |
Color/state | Visual inspection | Black/white/gray, paste |
Density | Gr/cc | 1.35±0.05 |
Volatile content | % | ≤4 |
Surface dry time | Hours | 4 |
Curing speed | mm/ 24hrs | 3~5 |
Hardness | Shore A | 30±5 |
Tensile modulus | MPa | ≤1.0 |
Elongation at break | % | ≤700 |
Application temperature | °C | 5~35 |
Temperature resistance | Up to 1 hour short time, °C | 150 |
Shelf life | month | 9 |