| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a self-leveling material, even if containing a portland cement as a main component of a hydraulic component, having sufficiently high workability and hardening properties and being capable of providing high surface harness and good hardened surface finish particularly at low temperatures. <P>SOLUTION: The self-leveling material contains a hydraulic component containing 40 to 60 mass% of portland cement, 15 to 40 mass% of alumina cement and 10 to 30 mass% of gypsum, a first blast furnace slag, a second blast furnace slag, a fine aggregate, a superplasticizer, and a setting regulator, wherein the first blast furnace slag has a Blaine specific surface area of 3,000 to 6,000 cm<SP POS="POST">2</SP>/g, and a content with respect to 100 pts.mass of the hydraulic component of 35 to 160 pts.mass, and the second blast furnace slag has a Blaine specific surface area of 10,000 to 18,000 cm<SP POS="POST">2</SP>/g, and a content with respect to 100 pts.mass of the hydraulic component of 5 to 60 pts.mass. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
