Calcium aluminate cements
![Phase diagram of calcium aluminates present in the anhydrous calcium aluminate cement before hydration.](/Images/godic/202501/04/CaAluminatesPhaseDiagram0022.JPG")
Calcium aluminate cements are cements consisting predominantly of hydraulic calcium aluminates. Alternative names are "aluminous cement", "high-alumina cement" and "Ciment fondu" in French. They are used in a number of small-scale, specialized applications.