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Waterborne Polyurethane Grouting Technical Data Sheet | |
Item | Value |
Appearance | Light yellow to transparent liquid |
Viscosity(23℃±2℃) | 0.2-0.8pa.s |
Water retention rate | ≥1500 times |
Expansion rate | 200-400 |
Density | 1.0-1.15 |
Curing time | 10-1200s |
Oil-Based Polyurethane Grouting Technical Data Sheet | |||
Item | Value | ||
Type I | Type II | ||
Curing time | Initial | ≥10Min | ≥2Min & ≤10Min |
Final | ≤360Min | ≤15Min | |
Compressive strength | 4hr | -- | ≥4.5Mpa |
3d | ≥13Mpa | ≥15Mpa | |
Flexural strength | 1hr | -- | ≥1.5Mpa |
3d | ≥3.0Mpa | ≥4.0Mpa | |
Layer impermeability pressure | 7d | ≥0.4Mpa | -- |
Sample impermeability pressure | 7d | ≥1.5Mpa | |
Bonding strength | 7d | ≥0.6Mpa | |
Heat resistance | 100℃, 5h | No crack and peeling off | |
Freeze-thaw cycle | 20times | No crack and peeling off |
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