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Keywords: | Polynaphthalene Sulfonate | Synonymous Name: | SNF/ NSF/PNS/FDN |
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Chloride(%): | 0.3% | Fluidity Of Cement Paste, Mm: | ≥210 |
Na2SO4 Content: | ≤5% | PH (10% Aq. Solution) At 25℃: | 7.0 – 9.0 |
Water Insoluble Matter: | 0.5% Max. | Color: | Brown |
High Light: | brown naphthalene sulfonate condensate,cas 9084-06-4 naphthalene sulfonate condensate,sulfonated naphthalene formaldehyde for concrete admixture |
Sodium Naphthalene Sulfonate Formaldehyde Powder Concrete Admixture Superplasticizer CAS 9084-06-4
Concrete Admixture Dispersant Sodium Naphthalene Sulfonate Powder Product Description:
SNF-A can be applied to make flowing, strong or steam-curing concrete. The minimum working temperature can be as low as 0ºCdegrees. In steam curing, concrete with superplasticizer has to be strong enough before heating. The steam curing specification has to be pre-tested. It is particularly used as base material for compound admixtures.
Main effective ingredient: | Sodium β-Naphthalene Sulfonate Formaldehyde Condensate | |
Molecular Formula: | 2(C10H6SO3Na)·(n-1) CH2·(N-2) (C10H5SO3Na) | |
Composition name: | CAS# | % BY WEIGHT |
Solid Content (%) | 9084-6-4 | 87.70% |
Napthalene formaldehyde sulphonic acid sodium salt | ||
Water | 7732-18-5 | 7% |
Chloride(%) | 16887-00-6 | 0.30% |
Na2SO4(%) | 7757-82-6 | 5% |
Usage:
1. Produces the high slump flowing concrete with no loss in strength.Produces low water/cement ratio concrete with high strengths.
3. Ideal for using in high strength concrete, flowing concrete, early strength concrete, precast steam curing concrete, prestressed concrete etc. where it is desired to keep the water/cement ratio to a minimum and still achieve the degree of workability necessary to provide easy placement and consolidation.
3. Be used as basic material to produce others compound admixtures, (such as accelerating and water-reducing admixture, retarding and water-reducing admixture, pumping antifreeze and pumping water-reducing admixture, etc.)
Properites:
1. Appearance: Light brown powder& dark brown liquid. Non-poisonous, odorless, non-flammable and non-corrosive to steel bars.
2. Remarkable Plasticity: As a condition of blending where amount of cement and collapsibility are fixed aforehand, mixing water can be decreased by 17-25% when it is admixed with reinforced concrete at 0.5-1.0%. Statistically, compression strength on the lst day, the 3 rd day and the 28 th day after single application is increased by 60-95% and 25-50% respectively when it is added at standard blend dosage. As the result, compression strength, tensile strength, buckling strength and modulus of elasticity will be improved to some extent.
3. Improve miscibility of concrete amalgamator with water and collapsibility as well. As a condition of equivalent blending, collapsibility can be increased 4-7 times when it is added at 0.7% blend dosage.
4. 15-18% of cement can be reserved when the agent is blended at 0.7% blend dosage, which is preconditioned by same collapsibility and strength.
Dosage:
According to the type of cement, the temperature of the water, the ratio of water to cement ratio, the injection part and the spraying process, the quality requirements are determined, and the recommended dosage is 0.5-2.0%.
Package, Storage & Shelf Life:
1. For powder: Powder packed in 650kg jumbo bag.
2. It should be stored in a dedicated warehouse that is well-ventilated and dry and keep away from moisture.
3. Shelf Life: Minimum 12 months. After the expiration date, it can be used if testing results is qualified.
Contact Person: Ms. SHANSONG JUFU CHEM TECH
Tel: 86-053188987705
Fax: 86-0531-8898-7710