| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing a centrifugally molded concrete product by which a high strength centrifugally molded product with a fine appearance is obtained and the amount of slag discharged after centrifugal molding can be reduced. <P>SOLUTION: A hydraulic composition containing a specific compound (1) such as glycerol, an alkali metal sulfate, a naphthalene-based dispersing agent, a hydraulic powder, aggregate and water, wherein the molar ratio of the compound (1) to the alkali metal sulfate is 5/95 to 45/55, is compacted with centrifugal force of ≥0.5 G to obtain a centrifugally molded concrete product. <P>COPYRIGHT: (C)2012,JPO&INPIT |
