The cement quality CEM I 52,5 N is a pure Portland cement of the strength class 52,5 N according to EN 197-1.
It consists of clinker and a mixture of calcium sulfate anhydrite and semi-hydrate as retarder.
The CEM I 52,5 N is ground to a high fineness. Therefore one can manufature with this cement type concrete which hardens very quickly
The heat development is high, especially during the first day.
The cement quality CEM I 52,5 N is mainly used in the manufacture of precast concrete products and in concrete where very short time for stripping the forms is requested.