Autogenous shrinkage will take location as the portland cement hydrates and without the need of lack of h2o with the combine instead of the drying shrinkage method. Admixtures might reduce such a shrinkage but are usually not precisely meant to do this. Based on our practical experience in cement generation https://www.tjcyindustrialchem.com/news/cement-additives-and-concrete-admixtures-key-differences.html