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Concrete Admixtures

High Slump Retaining Type Polycarboxylate Superplasticizer

Item No.: TR-JS28
High slump retaining type polycarboxylate superplasticizer is a new generation of polycarboxylic acid type high-performance water reducer made of isopentenyl polyoxyethylene ether and small monomer through free radical polymerization, which can significan
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Description

About High Slump Retaining Type Polycarboxylate Superplasticizer:

TR-JS28 High slump retaining type polycarboxylate superplasticizer is a new generation of polycarboxylic acid type high-performance water reducer 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 a high water-reducing polycarboxylate superplasticizer.
 


High Slump Retaining Type Polycarboxylate Superplasticizer

 

TRUNNANO is a trusted global High-slump retaining type polycarboxylate superplasticizer. Feel free to send an inquiry about the latest High Slump Retaining Type Polycarboxylate Superplasticizer price at any time.
 

Technical Parameter of High Slump Retaining Type Polycarboxylate Superplasticizer : 
Appearance Colorless or Yellowish Liquid
Density(g/cm3) 1.03±0.02
pH 6.0~8.0
Solid content,% 50
Alkali content (Na2O+0.658K2O, %) ≤10.0
Chloride content (%) ≤0.2
Sodium sulfate content(%) ≤10.0
Fluidity of cement paste (mm) ≥180


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.


Applications of High Slump Retaining Type Polycarboxylate Superplasticizer

Road and bridge construction: in road and bridge construction, slump-proof polycarboxylic acid superplasticizers can improve the compressive strength, flexural strength, and durability of concrete, reduce the slump loss of concrete, and ensure the quality of the project. 

                                                   Superplasticizer
 

Construction engineering: in building engineering, collapse-proof polycarboxylic acid superplasticizers can be used in all kinds of concrete structures, such as reinforced concrete, prestressed concrete, etc., to improve the mechanical properties and durability of concrete and reduce the project cost. 

Water conservancy project: in water conservancy projects, slump-proof polycarboxylic acid superplasticizers can improve the impermeability, durability, and compressive strength of concrete, thus improving the quality and life of water conservancy facilities. 

Construction of nuclear power plant: in the construction of a nuclear power plant, collapse-proof polycarboxylic acid superplasticizer can be used in the preparation of high-performance concrete, improve the mechanical properties, durability, and radiation resistance of concrete, and ensure the safe operation of the nuclear power plant. 

Precast concrete: In producing precast concrete, slump-proof polycarboxylic acid superplasticizer can improve the fluidity, uniformity, and stability of concrete, reduce the shrinkage and cracking of concrete, and improve the quality of precast members. 

                               Superplasticizer Admixture

High-performance concrete: in high-performance concrete, slump-proof polycarboxylic acid superplasticizers can improve the mechanical properties, durability, and corrosion resistance of concrete to meet the requirements of high strength and high durability. 

Other fields: slump-proof polycarboxylic acid superplasticizers can also be used in other fields, such as the chemical industry, power industry, highway, and other fields, to improve the performance and durability of concrete. 


Precautions of  High Slump Retaining Type Polycarboxylate Superplasticizer
1. This product is non-toxic and harmless, 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.

 

FAQs of  High Slump Retaining Type Polycarboxylate Superplasticizer

Q: What is the main component of high slump maintaining polycarboxylic acid water reducing agent?
A: High slump maintaining polycarboxylic acid water reducing agent mainly consists of the following components: Polycarboxylate: as the core active ingredient, it provides excellent dispersion effect and good slump retention performance. Copolymer monomer: Participate in the polymerization reaction together with polycarboxylate to adjust the molecular weight distribution and side chain length of the product to optimize its performance. Functional additives: Including retarders, air-entraining agents and other auxiliary components, used to improve specific properties, such as prolonging the setting time or increasing the content of tiny bubbles, so as to improve the resistance to freezing and thawing. Solvents and diluents: Usually water or other organic solvents that help to dissolve other ingredients and regulate the concentration of the product. These ingredients work together to ensure that the water reducing agent provides stable and consistent performance under different conditions.
 
Q: What are the advantages of using high slump retention polycarboxylic acid water reducing agents?
A: The use of high slump retention polycarboxylic acid water reducers offers a number of benefits: Improvement of working performance: Even after a long time of mixing or transportation, it can still maintain the good fluidity and easy pumpability of concrete and reduce the phenomenon of stratification and segregation. Enhanced Mechanical Properties: Concrete strength is increased due to reduced water consumption, while porosity is reduced to improve durability. Environmentally friendly: Compared with traditional naphthalene or lignosulfonate water reducing agents, polycarboxylic acid water reducing agents have less impact on the environment and the production process is cleaner. Adaptable: It is suitable for various types of cement and admixtures, and can work effectively in a wide range of temperatures. Economic benefits: by reducing the amount of cement and optimizing the design of the mix ratio, the cost of raw materials is reduced, and the possibility of reworking is also reduced, saving time and labor.
 
Q: How to use high slump retention polycarboxylic acid water reducing agent correctly?
A: The key to proper use of high slump retention polycarboxylic acid water reducers is to follow the guidelines provided by the manufacturer and consider the specific project requirements: Determine the proper dosing rate: Select the appropriate dosing rate based on the desired slump, setting time, and other factors. Generally, the dosage range is from 0.15% to 0.3% of the total cementitious material, but the exact value should be determined experimentally. Mix evenly: Add the water reducing agent solution evenly into the concrete mix, and make sure it is fully mixed for at least 60 seconds so that all particles are fully wetted. Control of environmental factors: Pay attention to temperature changes at the construction site, especially in extreme weather conditions, which may require adjustments to the admixture or additional measures to ensure effectiveness. Monitor performance indicators: Regularly test the working properties of concrete, such as slump and expansion, and record the setting time, so as to adjust the formula or construction program in time. Avoid improper mixing with other chemicals: certain admixtures may react adversely with polycarboxylic acid water reducing agents, so compatibility needs to be carefully assessed when introducing other additives.
 
Q: What is the effect of high slump retention polycarboxylic acid water reducing agents on the long-term performance of concrete?
A: High slump retention polycarboxylic acid water reducers not only improve the fresh mix properties of concrete, but also have a positive effect on its long-term performance: Strength growth: By reducing water consumption, the internal structure of the concrete becomes denser, the early strength develops rapidly, and the final strength is also improved. Increased durability: Reduced porosity and permeability increase resistance to aggressive media such as sulfate attack, chloride intrusion, etc., thus extending the service life of the building. Volumetric stability: The overall dimensional stability of concrete is improved due to the reduction of crack formation caused by drying shrinkage.
Freeze-thaw resistance: The proper introduction of tiny air bubbles improves the resistance of concrete to freeze-thaw cycles, especially important in cold regions. Self-compacting: For some special applications, such as reinforced areas or complex shapes of components, high fluidity allows the concrete to fill the space in the formwork itself, without vibration, reducing the chance of defects. In conclusion, reasonable selection and use of high slump maintaining polycarboxylic acid water reducing agent can not only simplify the construction process, but also significantly improve the quality and durability of concrete.

 
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