Talking about modern concrete construction, how can skyscrapers, magnificent bridges, or other large infrastructure stand firmly with complex shapes and high precision? Well, the secret is in the use of superplasticizers in concrete mixes. Not just an additive, superplasticizers are the solution to make concrete more fluid, easier to pour, and still strong without having to add a lot of water.
Interestingly, there are types of superplasticizers that have specific functions according to project needs. What are the types and how do they function? Here we will cover everything. So, let’s take a look!
What is Superplasticizer?
Superplasticizers are chemicals added to concrete mixes to improve workability without reducing strength or stability. With this ingredient, you can create high-performance concrete with better efficiency. In addition, superplasticizers can also reduce water usage by up to 30%, resulting in denser and more durable concrete.
Types of Superplasticizers and Their Functions
Every construction project has its own challenges, so it is important to know which superplasticizer is suitable. Let’s get acquainted with the types of superplasticizers that are often used in the field!
1. Melamine Formaldehyde-Based Superplasticizer
This type of superplasticizer is popularly used in large projects such as bridges or high-rise buildings due to its ability to provide high strength to concrete. It increases the fluidity of the concrete, simplifies the casting process in hard-to-reach areas, and provides a smoother concrete surface that is resistant to cracks.
However, the use of melamine formaldehyde requires careful handling as it is time sensitive. If not used properly, the concrete can harden too quickly, which makes the process more difficult.
This type of superplasticizer is often used in projects that require concrete with high adhesion, while maintaining optimal strength. Naphthalene formaldehyde effectively reduces water demand in concrete mixes without sacrificing strength. This is especially useful for projects in hot areas as rapid evaporation of water can compromise the quality of the concrete.
Now, naphthalene formaldehyde is also quite sensitive to temperature when mixing, so special attention is needed to ensure optimal mixing.
3. Polycarboxylate Ether (PCE) Based Superplasticizer
PCE is the latest generation of superplasticizer that is widely used in modern construction projects thanks to its high efficiency. Its main advantage is the ability of the concrete to retain its fluidity for longer, thus providing more flexibility in terms of working time.
This is especially advantageous for large projects that require longer lead times. Although it is slightly more expensive than other types, the long-term benefits are worth the cost.
Benefits of Using Superplasticizer
Superplasticizers not only improve the quality of concrete, but also provide various benefits that support the efficiency and durability of your project. What are they?
1. Increases Concrete Density
Concrete becomes denser, making it resistant to heavy loads and environmental influences.
2. Reduces Cracking
With reduced water demand, the risk of cracking due to shrinkage can be minimized.
3. Cost Efficiency
Reduces the use of water and cement, which in turn saves costs.
In essence, superplasticizers are not just an addition to concrete mixes, but a solution in the world of construction. By knowing the types of superplasticizers and choosing the right one, your project can run more smoothly, efficiently, and durably. One of Estop’s flagship superplasticizer products is Estop Admix SP 2000.
Well, now you know the secret behind the sturdiness of tall buildings and magnificent bridges. So, don’t hesitate to explore and make sure your concrete project has maximum performance!
Speaking of superplasticizers and concrete additives, PT Hissan Trading Indonesia has a variety of products that can be a solution for your construction project. From Estop products, there are admixtures that can improve the work of concrete, grouting to fill gaps and strengthen the structure, as well as sealants and waterproofing to ensure concrete is more durable and less risk of cracking.
In addition, Denka products such as crack resistant and non-shrink grout are perfect for projects that require strong concrete and minimal shrinkage.
So, if you need materials that make your project more efficient and durable, PT Hissan Trading Indonesia is ready to be the best partner!
