Customization: | Available |
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Appearance: | Powder, Free Flowing Brown Powder |
Type: | water-reducing admixture |
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(1)Sodium naphthalene sulphonate can be used as additive, additives, admixtures in the construction industry (includes concrete,concrete curing/bonding,cement ,concrete),
(2)It also can be used as plasticizer,mixture ,agent,accelerator,auxiliary in oil field (includes oil drilling,fossil oil/petroleum ) .
(3)SNF also can used as binder, adhesive, emulsifying agent, emulgator, quality stabilizer, slow-release agent, dispersing agents, acid dyes diluents in the water treatment, refractory materials, compound fertilizer, textile industry, animal fertilizer,pesticides.
Advantages1.High water reducing rate. It can be up to 15%-25% with recommended dosage.
2.Save cost. Under the same workability and strength, cement would be saved.
3.Good water reducing and dispersing performance. It can improve the concrete workability and flowability and bonding between steel and concrete.
4.Wide application. It is adaptable to various cement, like Portland cement, ordinary Portland cement, slag cement, etc
5.Low alkali, low sodium sulfate, high concentrated. Low alkali content can help to avoid the alkali-aggregate reaction, crystalline and precipitation at negative temperature.
6.Be mother material to formulate other admixtures.(like early strength, set retarder, pumping agent, antifreezing agent).
Specification:
Naphthalene superplasticizer | |||
item Indicators |
SNF-5% | SNF-10% | SNF-18% |
appearance | Yellow brown powder | Yellow brown powder | Yellow brown powder |
Solid content | ≥92% | ≥92% | ≥92% |
Sodium sulfate | <5% | <8% | <18% |
chliridion | <0.3% | <0.4% | <0.5% |
PH value | 7-9 | 7-9 | 7-9 |
Cement paste fluidity | ≥250mm | ≥240mm | ≥230mm |
Surface tension | (70±1)×10-3N/M | (70±1)×10-3N/M | (70±1)×10-3N/M |
Inspection item | SNF-5% | SNF-10% | SNF-18% | |
Water-reducing rate | 22 | 20.1 | 20 | |
Bleeding rate | 79 | 80 | 85 | |
Air content | 2.0 | 2.0 | 2.0 | |
Setting time | Initial time | +22 | +22 | +22 |
Final time | +16 | +16 | +16 | |
Compressive strength rate | 1d | 156 | 156 | 156 |
3d | 152 | 152 | 152 | |
7d | 146 | 146 | 146 | |
28d | 138 | 138 | 138 | |
Rate of shrinkage | 90d | 82 | 82 | 82 |
The degree of reinforcement corrasion | Not have | Not have | Not have |