Sulphate 20%max Sodium Naphthalene Sulphonate Formaldehyde PNS SNF
Sulphate 20%max Sodium Naphthalene Sulphonate Formaldehyde PNS SNF
Sodium Naphthalene Sulphonate Formaldehyde
Specification:
| Items | Standard | Test result |
| Appearance: | Brown powder | Passed |
| Solid content: | 92%min | 92.6% |
| Ph Value: | 7-9 | 7.8 |
| Sulphate content: | 20%max | 15% |
| Chloride: | 1.0%max | 0.2% |
| Water reducing rate: | 18%min | 20% |
| Steel corrosion: | None | passed |
Packing: 25kg bag, 625kg bag, 650kg bag are available according to your requirement.
Shelf life: 12 months
Advantages:
1. Substantial improvement in workability without increased water or the risk of segregation. Normal set without retardation, even when overdosed. Improved density and surface finish.
2. High water reducing rate, 40% increase in 28 days strength. High strength after 8 hours.
3. Copatable with Portland cement, Normal portland cement, Pozzolanic cement etc.
4. Improve workability (slump) of concrete when added into mixing truck.
Dosage:
0.5-1.5% by weight of cement. Exact dosage rates are depending on the type of effect sought, quality of cement and aggregates, water/cement ratio and ambient temperature. It can be added during mixing and after-mixing (better), The after-mixing approach can achieve better result.
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