Molding of a light material and process for its preparation and use

The invention relates to a shaped body (1) made of a lightweight material, containing at least one aggregate (10) and a binder (20) containing cement, wherein the molded body has a Korneigenporigkeit and / or a Haufwerksporigkeit. Further comprising the invention relates to a process for producing a shaped body the following steps: preparing (51) a dry mixture by mixing at least an aggregate (10) and cement, adding (52) of water to the dry mix, filling (53) of the mixture obtained in at least one mold, shaking in and / or axial or isostatic pressing of the mixture in the mold, hydraulic (54), hardening of the cement, so that a molded body having a Korneigenporigkeit and / or a Haufwerksporigkeit formed.