ADMIXTURE SYSTEM FOR PREFABRICATED CONCRETE

摘要

The invention relates to an admixture system for concrete containing a combination of: (a) a superplasticizer, (b) an accelerator, and (c) a rheology extender. The invention also relates to a method for preparing prefabricated concrete that includes the step of respectively adding, in a suitable quantity: (a) a superplasticizer, (b) an accelerator, and (c) a rheology extender to the concrete paste, either simultaneously or consecutively. Finally, the invention relates to the use of such a prefabricated concrete preparation system.