Chemical admixtures are utilized to improve the quality of concrete throughout mixing, transporting, placement and curing. They fall into the following categories: Air Entraining Agents: Introduce air bubbles to the concrete, boosting freeze-thaw resistance and lessening the risk of scaling and cracking. Every single personal cement plant has different traits https://www.tjcyindustrialchem.com/news/cement-additives-and-concrete-admixtures-key-differences.html