China Sample High Performance Concrete Admixture Superplasticizer Polycarboxylic Acid Water Reducer, Find details about China Water Reducer, Water Reducing Admixture from Sample High Performance Concrete Admixture Superplasticizer Polycarboxylic Acid Water Reducer
Appearance | Brown/colorless liquid | PH | 7-9 |
Proportion (g/cm3) | 1.02 ±0.02 | Chloride ion content | None |
Neat paste fluidity | 220mm | -- | -- |
Test items | Top quality product by national standard | Results | |
Water reducing rate (%) | ≥14 | ≥18 | |
Bleeding rate ratio (%) | ≤90 | ≤40 | |
Change of slump (mm) | 30min | -- | -- |
60min | -- | ≤60 | |
Compressive strength ratio (%) | 3d | ≥130 | ≥140 |
7d | ≥125 | ≥130 | |
28d | ≥120 | ≥125 | |
Shrinkage ratio (%) | 28d | ≤135 | ≤115 |
Steel corrosion | None | None | |
Air content (%) | ≤3.0 | ≤3.0 |