| 摘要 |
PROBLEM TO BE SOLVED: To provide a grout material having an adjustable pot life, capable of being easily compounded, prepared, applied and maintained, not stiffened, and capable of giving a sufficient strength. SOLUTION: This grout material comprises a cement having a bimodal particle size distribution and a mineral substance filler. The cement having the bimodal particle distribution preferably comprises a cement having a specific surface area of 1,500-3,500 m2/g and a cement having a specific surface area of 4,000-7,500 m2/g. |
