PROBLEM TO BE SOLVED: To provide a technique capable of easily producing mortar.;SOLUTION: There is provided a cement product according one side surface of the present invention comprising: a cement material; a flat first bag body having permeability and stored with the cement material; and a second bag body having non-permeability and sealed with the first bag body.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT
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