刚玉砖是指氧化铝的含量大于90%、以刚玉为主晶相的耐火材料制品。很高的常温耐压强度(可达340MPa)。高的荷重软化开始温度(大于1700℃)。很好的化学稳定性,对酸性或碱性渣、金属以及玻璃液等均有较强的抵抗能力。热震稳定性与其组织结构有关,致密制品的耐侵蚀性能良好,但热震稳定性较差。
4.1.1 控制闸板CONTROL TWEEL:位置靠近锡槽一侧,材质一般 为熔融石英(Fused silicon)或α 、β 刚玉砖(Corundum Brick), 正常生产时用于控制玻璃液进入锡槽的流量。
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... corundum plagioclasite 刚玉斜长石岩 corundum stone 刚玉砖 Sintered Corundum 氧化铝 ...
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锆刚玉砖 zirconia brick ; zircon corundum brick ; corundum-zirconia
铬刚玉砖 chrome corundum brick ; corundum-chrome brick
电熔锆刚玉砖 AZS ; fused zirconia corundum block
熔铸锆刚玉砖 fused cast zirconia-alumina brick ; fused cast zirconia corundum brick
泡沫刚玉砖 foamed alumina brick
微孔刚玉砖 Micropore corundum brick
电熔锆铬刚玉砖 AZCS
烧结刚玉砖 sintered corunolum brick
刚玉砖及铬刚玉砖是石化行业造气炉和反应炉的关键耐火衬里材料。
Corundum brick and chrome-corundum brick are the key refractories for gasifier and reaction furnace in petrochemical industry.
用于高炉、热风炉砌筑刚玉砖、莫来石砖、硅线石砖、低蠕变高铝砖。
Used for corundum bricks , mullite bricks , silicate bricks masonry in blast furnaces , hot air stoves .
与隔热刚玉砖比较,用轻质镁铝尖晶石原料制备的隔热砖的热导率更低。
Compared with the heat-proof corundum bricks, the heat-proof bricks prepared by employing lightweight magnesia-alumina spinel brick raw material have lower heat conductivity.
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