| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide drying shrinkage-resistant concrete which is suitable for being used for concrete buildings as a new material excellent in drying shrinkage-resistance. <P>SOLUTION: The drying shrinkage-resistant concrete includes blast furnace slag fine powder and/or fly ash portland cement in portland cement and blast furnace fumes as a binder composing concrete, which is produced in the range of weight ratios of blast furnace fumes to portland cement (blast furnace fumes/portland cement) of 0.7-1.0 and in the range of weight ratios of portland cement and blast furnace fumes to the total amount of binder (portland cement and blast furnace fumes/the total amount of binder) of 20-80 wt.%. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
