| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide conditions for securing safety of ecoconcrete to the environment and properties concerning strength-durability of ecoconcrete to users by accumulating sufficient data about the quality of concrete which is simple concrete made by effectively using RPF (refuse paper & pulp fuel) combustion ash. <P>SOLUTION: The ecoconcrete is made by mixing raw material ashes composed of RPF combustion ash containing free lime of 400 g/kg or less and coal ash as an abnormal expansion suppressor of 100 pts.wt. or less to 100 pts.wt. of the RPF combustion ash, coarse aggregate of reproduced aggregate and/or blast furnace annealing slag, fine aggregate of granulated blast furnace slag and cement, and its manufacturing method is provided. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
