Snf Sodium Naphthalene Sulfonate Formaldehyde Condensate

Laizhou Guangsheng Chemical Building Materials Co., Ltd. AcA A Naphthalene-based High-Range Water Reducer Product Introduction
Our product is a sodium naphthalene sulfonate formaldehyde condensate (SNF/PNS/FDN/NSF), naphthalene based high-performance water-reducing admixture for concrete. We offer various models including Type A (sodium sulfate content AcA A 5%), Type B (sodium sulfate content AcA A 10%), and Type C (sodium sulfate content AcA A 20%) to meet different project requirements regarding alkali content, cost, and adaptability.
I. Physical and Chemical PropertiesAcA A AcA A
Appearance: Brownish powder
Solid Content: AcA AY 92%
PH Value (5% aqueous solution): 7.0 AcA A 9.0 (Neutral to slightly alkaline)
Sodium Sulfate Content: Type A AcA A 5%, Type B AcA A 10%, Type C AcA A 20%, effectively controlling alkali-aggregate reaction
Chloride Ion Content: AcA A 0.2%, non-corrosive to steel reinforcement
Fineness (Residue on 0.315mm sieve): AcA A 5%, good flowability and easy dissolution
II. Main Performance CharacteristicsAcA A AcA A
Under the recommended dosage (0.5% AcA A 1.0% of cementitious material weight), the product exhibits the following properties:
High Water Reduction Rate: 18% AcA A 25%, significantly reducing the water-to-binder ratio and increasing density.
Excellent Workability: Bleeding rate ratio AcA A 90%, air content < 3.0%, improves workability and is non-air-entraining.
Excellent Strength Development: Compressive strength ratio AcA AY 150% at 1 day, AcA AY 145% at 3 days, AcA AY 130% at 7 days, and AcA AY 120% at 28 days
Durability Assurance: 28-day shrinkage ratio AcA A 125, complies with national standards
Controllable Setting Time: Suitable model can be selected based on project needs to adjust the setting time
III. Applications and Usage InstructionsAcA A AcA A
This product is widely used in various concrete projects including precast components, bridges, roads, ports, hydropower projects, and industrial and civil buildings. Laboratory trials are recommended to determine the optimal dosage for use. The product is packaged in plastic-lined woven bags, commonly in 25 kg/bag, with 650 kg ton bags also available upon request. It should be stored in a cool, dry place and has a shelf life of 12 months.
Note: The above data are test results under standard laboratory conditions. Actual performance may vary depending on materials, mix proportions, and construction environment. Please contact our company for detailed technical data sheets for specific types or technical support.
Laizhou Guangsheng Chemical Building Materials Co., Ltd. is a high-tech enterprise specializing in the research, production, and sales of concrete admixtures. Equipped with advanced production technology and a comprehensive quality management system, the company operates a modern production line with an annual capacity of 100,000 tons of Naphthalene Sulfonate Formaldehyde Condensate (SNF/PNS/FDN/NSF-based high-range water reducer). Our production scale and product quality are leading in the industry.
The company's main product, naphthalene based high-range water reducer, features high water reduction rate, excellent strength enhancement, and low alkali content. It effectively improves the workability, strength, and durability of concrete, making it widely suitable for various precast and cast-in-place concrete projects, especially for high-strength and high-performance concrete applications. To meet diverse customer needs, we offer multiple product models (e.g., Type A, B, C) and can provide customized solutions tailored to specific project requirements.
Thanks to consistent product quality and excellent service, our products are well-received not only in the domestic market but also exported to numerous countries and regions across the Middle East, India, the Americas, and Asia, earning long-term trust and cooperation from global clients.
We sincerely welcome all potential customers to visit our factory for inspection and business discussions. Let's work together to create a successful future.