Naphthalene superplasticizer
Product Description
| Product Name |
Naphthalene superplasticizer |
| Model |
HY-2 |
| Main ingredients |
β—Naphthalene sulphonate formaldehyde condensates （NSF） |
| Appearance |
PH Value (23°C) |
Content of water |
Fineness |
Defoaming time |
Fluidity of cement paste |
Water reducing ratio(%) |
Bleeding rate |
| yellowish-brown Powerder |
7-9 |
≤10% |
0.315mm, sieving residus≤12% |
≤30S |
230mm |
12-28% |
≤40 |
| Content of air |
Cement saveing |
Margin of setting time（min） |
corrosion to concrete iron |
| ＜3 |
15-20% |
－30～±30 |
NO |
| Ratio of Compressive Strength (%) |
1day |
3days |
7days |
28days |
Ratio of contraction |
28days |
| 145 |
140 |
130 |
120 |
≤120 |
| Dosage |
1.Recommended dosage vary from 0.5%-1.5%,water reducing ratio can reach to 12-28%. |
| 2.This product has Powerder and Liquid for choice, liquid's solid content is 40±2%,proportion≥1.22,dosage is 1.5-3.0%, other characteristic are same as powerder. |
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