Chemical admixtures are utilized to further improve the quality of concrete for the duration of mixing, transporting, placement and curing. They fall into the next groups: a) The concrete applying this admixture might be positioned with little or no compaction and isn't subject matter to extreme bleeding or segregation. b) https://www.tjcyindustrialchem.com/news/cement-additives-and-concrete-admixtures-key-differences.html