| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a chromium-free monolithic refractory which exhibits a service life comparable to that of the alumina-chromia monolithic refractory as the lining of a waste material melting furnace. <P>SOLUTION: The chromium-free monolithic refractory for the waste material melting furnace has a composition containing a refractory raw material mainly containing alumina, a binder and a dispersant, and includes >96 mass% Al<SB>2</SB>O<SB>3</SB>by chemical analysis and ≤10% apparent porosity in a formed body obtained by curing and drying after pouring. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
