| 摘要 |
PURPOSE:To surely improve the oxidation resistance of unburned magnesia.carbon brick so as not to be subject to the restriction on production process or uses. CONSTITUTION:Unburned magnesia.carbon brick is composed of magnesium- boron-based composite in an amount of 0.2-2.0wt.% outer percentage added to a blend composed of 5-40wt.% carbonaceous raw material and 60-95wt.% magnesia raw material. |
