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PRODUCT PARAMETERS
Description
Introduction of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
Polycarboxylic acid high-performance water reducer is a polymer chemical formed by grafting carboxyl, hydroxyl and other functional groups with polyoxyethylene ether of different molecular weights through chemical reaction. It is a product that can reduce the amount of mixing water and has a certain strengthening effect on concrete under the condition that the slump of concrete mixture is basically the same.
Performance of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
High water reduction rate: The water reduction rate reaches >25%, which provides a guarantee for improving the working performance of concrete, increasing concrete strength and saving cement.
Good slump retention: Good slump retention can well extend the transportation time of concrete and the retention time on the construction site, ensuring the pumpable construction performance of concrete.
Good adaptability: Our products show good adaptability to cement in most regions.
High durability: alkali-free, chlorine-free, non-corrosive to steel bars and improves the durability of concrete.
Environmental protection: zero-emission production, no formaldehyde and other harmful ingredients.
Parameters of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
Technical indicators | Standard requirements | Test results | |
Appearance | Transparent liquid | Transparent liquid | |
Water reduction rate/% | ≥25 | 31 | |
Water seepage rate/% | ≤50 | 20 | |
Chloride ion content/% | ≤0.10 | 0.01 | |
Total alkali content (Na2O+0.658K2O)/% | ≤10.0 | 0.5 | |
pH value | 6.0-8.0 | 6.5 | |
Density/(g/cm3) | 1.03±0.020 | 1.043 | |
Setting time | Initial setting | -90~+90 | -20 |
Final setting | -10 | ||
Compressive strength ratio/% | 1d | ≥180 | 195 |
3d | ≥170 | 187 | |
7d | ≥145 | 168 | |
28d | ≥130 | 145 | |
Implementation standard: GB/T 8076-2008 “Concrete admixtures” |
Working Principal for Using Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
After cement is mixed with water, water will be wrapped in cement particles, so more water needs to be added, which leads to a significant decrease in the quality of concrete. After adding water reducer, water reducer molecules will wrap cement particles and release water molecules, so as to reduce the amount of water, thereby improving the fluidity and durability of concrete.
Applications of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
High-Strength Concrete: Used in the formulation of high-strength concrete where superior compressive strength and durability are required.
Self-Consolidating Concrete (SCC): Ideal for SCC mixes, where high flowability and low viscosity are needed to ensure the concrete can flow into tight spaces without vibration.
Ready-Mix Concrete: Enhances the workability of ready-mix concrete, allowing for longer haul times and easier placement on-site.
Precast Concrete: Enables faster production cycles in precast facilities by improving the early strength gain and reducing the curing time required for molds.
Tunneling and Underground Construction: Suitable for sprayed concrete (shotcrete) in tunneling projects, providing rapid strength development and good adhesion to rock faces.
Repair and Restoration Work: Used in repair mortars and grouts where rapid strength gain is crucial for quick return to service.
Infrastructure Projects: Beneficial in large-scale infrastructure projects, such as bridges and highways, where consistent quality and fast setting times are essential.
Instructions for Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
Polycarboxylic acid high-performance water reducer is generally diluted 4-5 times before use, and the addition amount is 1.6%-2.0% of the cementitious material (the specific usage amount should be based on the on-site material adaptability test).
Company Profile
Cabr-Concrete 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 Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch, please feel free and contact us: sales@cabr-concrete.com
Packaging and Storage of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
1000 kg/barrel is used for packaging.
Payment
T/T, Western Union, Paypal, Credit Card etc.
Shipment
By air, by sea, by express, as customers request.
FAQs of Polycarboxylic Acid High Performance Liquid Water Reducing Agent Masterbatch
Q: Can this masterbatch be used in all types of concrete?
A: While versatile, its application depends on the specific requirements of the concrete mix design. Compatibility tests should be conducted to ensure it works well with the particular cement and aggregate types being used.
Q: Does the use of this masterbatch affect the ultimate strength of the concrete?
A: No, it is formulated to enhance early strength without compromising the ultimate strength. In fact, it often contributes to better long-term strength due to improved microstructure.
Q: Are there any environmental benefits to using this masterbatch?
A: Yes, by optimizing the mix design and reducing the amount of water and cement required, it can lead to more sustainable construction practices and potentially lower the carbon footprint of concrete production.
Q: How do I determine the correct dosage of the masterbatch?
A: Dosage is typically determined by the manufacturer’s recommendations and can vary based on the specific mix design and desired performance outcomes. Trial mixes should be performed to establish the optimal dosage.
Q: Can this masterbatch be used in hot weather conditions?
A: Yes, but special considerations should be taken to manage the setting time and hydration rates, especially in hot weather. Proper hydration and placement strategies are recommended.
Q: Are there any safety precautions I should take when handling the masterbatch?
A: Yes, handle the masterbatch with appropriate personal protective equipment (PPE). Avoid skin and eye contact, and in case of exposure, rinse thoroughly with water and seek medical advice if necessary.
Q: How do I dispose of unused or expired masterbatch liquid?
A: Dispose of the product according to local regulations concerning hazardous waste. Do not pour it down drains or into the environment. Consult with local waste management authorities for proper disposal instructions.