The magnesia composite materials were prepared using fused magnesia,used magnesia chrome bricks, magnesium aluminate spi......

找出了立式空气加热炉炉衬损毁，烟气中存在黑色颗粒物等问题的产生原因，选用了适合于该炉燃烧室工况条件的内衬材料，并对炉体局部结构......