| abstract |
To provide a spraying material having an excellent quick-setting property and excellent adherability, a small alkali amount and excellent initial strength development, and a spraying method using it. n The spraying material comprises a liquid quick-setting admixture containing an aluminum source, a sulfur source and a fluorine source, one or more quick-setting aids selected from the group consisting of calcium aluminate, calcium sulfoaluminate, calcium aluminosilicate, an alkali metal-containing substance, calcium hydroxide and aluminum hydroxide, and a cement concrete, and the method is to spray this spraying material. |