GROUTING MATERIAL
PROBLEM TO BE SOLVED: To obtain a grouting material comprising a cement, rubber chips, a fast-curing admixture, and a powdery additive, hardly causing the mutual separation of the components on the addition of water, suppressing a bleeding phenomenon, and capable of expressing an excellent strength...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To obtain a grouting material comprising a cement, rubber chips, a fast-curing admixture, and a powdery additive, hardly causing the mutual separation of the components on the addition of water, suppressing a bleeding phenomenon, and capable of expressing an excellent strength and an excellent elastic property. SOLUTION: This grouting material comprises a cement, rubber chips, a fast-curing admixture and a powdery additive preferably in amounts of 100 pts.wt., 20-80 pts.wt., 3-50 pts.wt. and 1-10 pts.wt., respectively. The grouting material preferably further contains 50-150 pts.wt. of a small aggregate and 0.01-2 pts.wt. of an AE(air-entraining) agent or a foaming agent. Thereby, the components can homogeneously be dispersed by the use of a conventional concrete mixer on the addition of water. |
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