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Sps-21 Polycarboxylate Superplasticizer Powder Excellent Slump Retention Water Reducing Admixture
Product Description
- Overview
- Product Description
- Main Product
- Our Certificate
- Exhibition
- Packaging & Shipping
Basic Info
Model NO.
SPS-21
Chemical Composition
Polycarboxylate-based Water Reducers
Setting Time
Normal Setting Time
Type
High-range Water-reducing Agent
Water Reduction Rate
20%-30%
Product Name
Sps-21
Description
High-Performance Polycarboxylate Superplasticizer
Solid Content
≥97.0%
pH (23℃)
4.0±1.0
Transport Package
Packed in 25kg Plastic Woven Bags with PE Inner Li
Specification
For sea transport: N. W.: 16000KG
Origin
China
Product Description
Concrete admixture, mortar admixture water reducing type polycarboxylate superplasticizer powder
Description
SPS-21 is a new-generation, environmentally friendly, high-performance polycarboxylate superplasticizer powder characterized by high water-reducing and full water solubility.
Advantages / Characteristics
• Solid content: 97% min.
• Rapidly and completely dissolved in water.
• High water-reduction rate and good slump retention.
• Excellent adaptability to different types of cement and admixtures.
• Compatible with early strength agent, air entraining agent, defoaming agent, etc., supporting multi-functional composite applications.
Application
Applied to mortar, repair mortar, special mortar, self-leveling, grouting material, pressure slurry, prefabricated components, UHPC, etc.; also used in high-strength, self-compacting, large-volume and other concrete construction, which can significantly improve the construction efficiency and structural durability.
| Category | Details |
|---|---|
| Product Name | SPS-21 |
| Description | A new-generation, environmentally friendly, high-performance polycarboxylate superplasticizer powder characterized by high water-reducing and full water solubility. |
| Solid Content | ≥97.0% |
| Appearance | Off-white or light yellowish powder |
| Density | 550±50 kg/m³ |
| pH (23℃) | 4.0±1.0 |
| Moisture Content | ≤3.0% |
| Water Reducing Ratio | ≥25% |
| Total Alkali Content | ≤0.3% |
Main Product
Mainly providing polyoxyethylene ether monomers (HPEG/TPEG/EPEG), liquid, powder and flake polycarboxylate high-performance water reducers, with annual capacities of 100,000 tons, 100,000 tons and 20,000 tons respectively. Production also includes defoamers, water-retaining agents, viscosity reducers and other special additives for concrete, dry-mixed mortar and oil well cementing.
With more than 10 invention patents and multiple utility model patents, serving as a council member of the Industrial Surfactants Association. Offering a complete industrial chain: "raw materials – monomers – finished products – services".
Our products enjoy leading performance and market share in the industry and are exported to Russia, South America, North America, Southeast Asia and other regions. We persist in technological innovation and strive to become a world-class comprehensive service provider of chemical admixtures.
Our Certificate
Exhibition
Packaging & Shipping
Frequently Asked Questions (FAQ)
What is SPS-21 Polycarboxylate Superplasticizer?
SPS-21 is a new-generation, environmentally friendly, high-performance polycarboxylate superplasticizer powder characterized by high water-reducing capability and complete water solubility.
What is the solid content and water reducing ratio of SPS-21?
The solid content of SPS-21 is ≥97.0%, and it features an excellent water-reducing ratio of ≥25%.
What are the main applications of this superplasticizer powder?
It is widely applied in mortar, repair mortar, special mortar, self-leveling compounds, grouting materials, pressure slurry, prefabricated components, UHPC, as well as high-strength, self-compacting, and large-volume concrete constructions.
How should SPS-21 be packaged and transported?
It is packaged in 25kg plastic woven bags with PE inner liners. For sea transport, the standard specification is Net Weight: 16000KG.
What are the key advantages of using SPS-21?
Key advantages include rapid and complete water solubility, excellent slump retention, high adaptability to different cement types, and compatibility with other admixtures like early strength agents and defoamers.
Can SPS-21 be used with other concrete admixtures?
Yes, it is highly compatible with early strength agents, air-entraining agents, defoaming agents, and other functional additives for multi-functional composite applications.
