炮泥和铁沟料组成的改进

研制出了以含碳精料为基质的炮泥与铁沟料，并将之在生产中应用。含碳精料的组成中含有石墨化炉筛下料、软化温度为65℃左右的中温沥青(它取代了软化温度为130～150℃目前短缺的高温沥青)。次生碳化硅(α-SiC)含量的增加，改善了耐火材料的物理-机械性能，提高了出铁沟的使用寿命，同时还改善了出铁口的状况。     

Development of Anhydrous Taphole Clay for Blast Furnace

The application state of anhydrous taphole clay in China and overseas was introduced.The characters and requirements of starting materials of anhydrous taphole clay for blast furnace,and the formulation and properties of anhydrous taphole clay in some plants were mentioned.The environment problems of anhydrous taphole clay were discussed and the developing trend was pointed out.     

高炉用出铁口炮泥的致密化研究

针对高炉用高密度出铁口炮泥所用碳黑的几个特性，如炭黑的平均粒度和DBP吸油量等，研究了碳黑特性对焦油添加量的影响，结果发现使用DBP吸油量小的碳黑可以减少必要的焦油添加量，获得组织致密且耐蚀性好的出铁口炮泥。     

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Refractories for stopperless gates

Refractories and Industrial Ceramics -