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High Slump Retaining Concrete Superplasticizer Admixture
  • High Slump Retaining Concrete Superplasticizer Admixture

High Slump Retaining Concrete Superplasticizer Admixture

Appearance:Colorless or Yellowish Liquid

Solid content:40%, 50%

Sodium sulfate content: ≤10%

Fluidity of cement paste:≥180 mm

pH: 6.0-8.0

Alkali content (Na2O+0.658K2O, %): ≤10%

High Slump Retaining Concrete Superplasticizer is a new environmental protection polycarboxylic acid superplasticizer.

It is favorable for concrete with low slump and concrete with rapid slump loss.

It is a yellowish viscous liquid that is non-toxic, harmless and non-corrosive.

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Overview of High Slump Retaining Type Polycarboxylate Superplasticizer

TR-JS28 High slump retaining type polycarboxylate superplasticizer admixture is a new generation of polycarboxylic ether-based superplasticizers made of isopentenyl polyoxyethylene ether and small monomer through free radical polymerization, which can significantly inhibit the slump loss of concrete.

TR-JS28 High slump retaining type polycarboxylate superplasticizer is suitable for compounding with high water reducing superplasticizer.

Product Characteristics of High Slump Retaining Type Polycarboxylate Superplasticizer

1. Low water reduction rate

2. Good slump retention

3. Good adhesion

4. High strength growth rate

5. Good strength and durability

6. Good adaptability

7. Green: no formaldehyde and other harmful ingredients.

Precautions of High Slump Retaining Type Polycarboxylate Superplasticizer

1. This product is non-toxic, harmless, and biodegradable but not edible.

2. If it gets into the eyes, it should be rinsed with plenty of water in time.

3. If you cause allergies to part of the human body, you should consult a doctor in time.
Technical Parameter of High Slump Retaining Type Polycarboxylate Superplasticizer


Colorless or Yellowish Liquid





Solid content,%


Alkali content (Na2O+0.658K2O, %)


Chloride content (%)


Sodium sulfate content(%)


Fluidity of cement paste (mm)


why choose us

 Why choose us

Company Profile

TRUNNANO is the global leader in Low-Density Cellular Concrete (LDCC), Celluar Light Concrete (CLC), and advanced engineered foam solutions. Known globally for its commitment to research, innovation, and applied expertise, we have been providing engineered foam solutions since the early 2012's.

We can supply high-quality superplasticizer such as Naphthalene Superplasticizer, HPEG 2400 Polycarboxylate Superplasticizer, High slump retaining type polycarboxylate superplasticizer admixture, Polycarboxylate Ether superplasticizer and other Concrete superplasticizer all over the world.

The company has a professional technical department and quality supervision department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.Send us an email or click on the needed products to send an inquiry.

If you want to know more about the concrete accelerator, please contact us at


Package and transportation

Payment Term

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment Term

By sea, by air, by express, as customers request.

Storage conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.



What is the working principle of high-slump maintaining concrete superplasticizer?

Answer: The high-slump high-efficiency water-reducing agent for maintaining concrete mainly uses the adsorption effect of its surfactant to form negative charges on the surface of cement particles and generate electrostatic repulsion, thereby making the cement particles more easily dispersed. At the same time, water reducing agents can reduce the surface tension of water, reduce mixing water consumption, and improve the fluidity of concrete.


What are the precautions for using high-slump concrete superplasticizer?

Answer: When using high-slump high-efficiency water-reducing admixtures to maintain concrete, the following points should be noted: First, the amount and usage method recommended by the manufacturer should be added; second, the water-reducing agent and concrete should be fully mixed and evenly mixed; finally, attention should be paid to Control the construction temperature and time to avoid affecting the effect of the water-reducing agent.


What impact does high-slump concrete superplasticizer have on the performance of concrete?

Answer: High slump maintaining concrete superplasticizer has many effects on the performance of concrete. First of all, by reducing water consumption, water-reducing agents can improve the strength indicators such as compression and flexural resistance of concrete. Secondly, water reducing agents can improve the fluidity and workability of concrete, making it easier to pour and compact. In addition, the water-reducing agent can also inhibit the slump loss of concrete, allowing it to maintain better working performance over a long period of time.


How to choose a suitable high-slump concrete superplasticizer

Answer: Choosing a suitable high-slump concrete superplasticizer requires consideration of engineering requirements, raw material properties, construction environment and other factors. A high-efficiency water-reducing agent with appropriate slump lifting capacity and water reduction rate should be selected according to the needs of the specific project, and attention should be paid to its compatibility with raw materials such as cement, sand and gravel.


What problems may arise during the use of high-slump concrete superplasticizer?

Answer: Problems that may arise during the use of high-slump concrete superplasticizers include excessive water reduction, cement mortar segregation, excessive air bubbles, etc. These problems may be related to factors such as the type, dosage, and compatibility with concrete of the water-reducing agent.


How to solve the problem of using high-slump concrete superplasticizer?

Answer: To solve the problem of using high-efficiency water-reducing agent for high-slump concrete, it is necessary to take corresponding measures according to the specific situation. For example, to deal with the problem of excessive water reduction, the mix ratio can be appropriately adjusted or an appropriate amount of retarder can be added; to deal with the problem of cement mortar segregation, the sand and gravel gradation can be optimized or an appropriate amount of sand rate can be increased.

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  • Luoyang Tongrun Info Technology Co., Ltd. ( is the world's leading nanomaterial technology developer and application manufacturer, the company has more than 20 years of industry experience, after years of scientific research and production, has been professionals in lightweight concrete and foam concrete solutions. We can supply concrete foaming agents, superplasticizers, aerogels and foam concrete strength enhancers for lightweight concrete mix, CLC blocks all over the world, suitable for ordinary cement foamed concrete cast-in-place, block, plate, insulation wall, etc.