Admixtures

An admixture is an additional substance added to the concrete during mixing to include a unique feature. Admixtures used to accelerate the hardening of …

In hot weather concreting, when the normal setting time is shortened by the higher temperature, it can lead to the formation of cold joints between …

Consider concreting in locations that are difficult to access in a mold. Plasticizers help concrete compact on its own, enhancing workability with less …

Superplasticizers are used to prepare fluid concrete that can be easily placed in dense reinforcement arrangements within a mold or for quick placement in …

Fillers and additives are fine-grained materials with a fineness similar to Portland cement. Pozzolans and blast-furnace slag, used as cementitious …

Concrete takes in water due to the surface tension in the capillary pores of the cement paste, which draws in water through capillary action. …