Types of Admixtures . Concrete admixtures are classified by their functions and the properties they lend to concrete. They include: retarding; accelerating; waterreducing; airentraining; and; superplasticizers. Each of these types of admixtures is used to achieve different effects and solve specific problems.
Heat makes concrete set too quickly, but adding too much water to keep it pourable can weaken the less water in your concrete mix, the stronger your concrete will waterreducer is one of the best types of concrete admixtures when you need increased strength and durability.