| 摘要 |
<p>An expansive solidifying material which consists of gypsum, blast furnace slag and portland type cement as the main components and soluble aluminate as a hardening promoter. The expansive solidifying material of the invention is quite suitable for solidifying poor grounds containing much water and the solidifying material is quite excellent in the initial hardening, long term strength, water absorption, expansibility and the reduction of production cost.</p> |
