| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a filler cement concrete having improved durability such as resistance to freezing and thawing and resistance to the permeability of salt. SOLUTION: The filler cement composition contains the fine powder of a blast furnace slag of 5.5-150 pts.wt., based on a filler cement of 100 pts.wt. The filler cement composition has one or more fillers selected from the group consisting of a fine limestone powder, a fine powder silicate, a crushed stone fine powder, and a fine slag powder having no active hydration.</p> |
