MasterCast 900S | Master Builders Solutions
MasterCast 900S ready-for-use, liquid, plasticizing admixture is based on a unique, patent-pending chemistry. MasterCast 900S admixture is specially formulated to provide operational efficiencies resulting in cost-savings, while enhancing the aesthetic appearance of concrete pavers, concrete blocks, segmental retaining wall units (SRWs
MasterCast 750HS | Master Builders Solutions - North America
MasterCast 750HS admixture is a new generation plasticizer based on MasterGlenium polycarboxylate dispersant technology. This unique chemistry maximizes production efficiency through its cement dispersing and reactive lubricant mechanisms. Recommended uses: Concrete blocks. Dry-cast pipes. Paving stones. Hollow-core planks. Concrete roofing tiles.
Use of Water Reducers, Retarders, and Superplasticizer
Other benefit of using WRA is that higher concrete density is achieved which makes the concrete less permeable and have a higher durability. Retarding admixtures. The use of this admixture is defined in ASTM C494. There are two kinds of retarders, defined as Type B (Retarding Admixtures) and Type D (Water Reducing and Retarding Admixtures).
Superplasticizer | Concrete plasticizer for better concrete
Superplasticizers are used in conventional manufacturing processes as well as in highly-flowable and self-compacting concrete (SCC). ALPHALITH admixtures have proven to be effective in the production of ready-mixed and construction site concrete with the highest requirements, such as high-strength concrete up to C100/115.
What are the purpose and usage of Plasticizers?
Plasticizers are the admixtures used to mix in cement to improve their qualities and make them suitable for construction. It’s effects on concrete: 1)Reduce the water/cement ratio without any effect on workability. 2)It increase setting time. It allows transit mixers to transport concrete too long distances.
- How do plasticizers and water reducers affect concrete strength?
- Since the heat of hydration of mass concrete goes down when the cement weight goes down, plasticizers can do this. Plasticizers and water reducers are chemical admixtures used to make concrete more workable. Unless the mixture is “starved” of water, increasing the w/c ratio reduces the concrete’s strength.
- How do Plasticizers make concrete stronger and last longer?
- Plasticizers make concrete stronger and last longer by reducing the amount of water and cement needed to reach a certain level of workability. Since the heat of hydration of mass concrete goes down when the cement weight goes down, plasticizers can do this. Plasticizers and water reducers are chemical admixtures used to make concrete more workable.
- What are plasticizers & water reducers?
- Plasticizers and water reducers are chemical admixtures used to make concrete more workable. Unless the mixture is “starved” of water, increasing the w/c ratio reduces the concrete’s strength. An increase in durability is achieved by decreasing the water content (without “starving” the concrete).
- What makes a good plasticizer?
- A good plasticizer makes concrete or mortar flow in a way that is different from how an air-entraining agent does it. But some plasticizers also add air to the material, making it easier to work. A good plasticizer should add 1% to 2% of the air to concrete at most because adding air to concrete makes it less strong.
- What are plasticizer admixtures?
- These admixtures are known as plasticizers. The combination of organic substances or combinations of organic and inorganic substances which cause reduction in water content for a given workability or give a higher workability at the same water content are known or termed as plasticizer admixtures. These are used for the following proposes: 1.
- What are plasticizers for concrete?
- B. Plasticizers Plasticizers for concrete belong to the group of chemical impurities for construction, which reduce the amount of water required to obtain a certain consistency in concrete. In other words, the plasticizers mix and form the cement paste rapidly by coating the cement particles and making them repel each other.
