Polycarboxylate
| SPECIFICATION | |||
| Specification | Unit | ||
| Water reducing rate | % | ≥25 | |
| Bleeding rate | % | ≤60 | |
| Air content | % | ≤6.0 | |
| The time difference of condensation | Initial set | ||
| min | Final set | -90~+120 | |
| A hour | mm | Slump | ≤80 |
| 1d | ≥170 | ||
| compressive strength rate | % | 3d | ≥160 |
| 7d | ≥140 | ||
| 28d | ≥130 | ||
| ratio of shrinkage after 28d | % | ≤110 | |