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THERMAL DIFFUSIVITY OF SELF-BAKING CARBON BLOCK WITH DIFFERENT GRAPHITIZATION DEGREES |
XUE Xiangxin (Northeastern University; Shenyang 110006); HUANG Xiaoyu (Ironmaking Works; Anshan Iron and Steel Complex; Anshan 114021); DU Yingmin(Institute of Metal Research; Chinese Academy of Sciences; Shenyang 110015); ZHANG Dianyou(Ironmaking Works; Anshan Iron and Steel Complex;Anshan 114021) |
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Cite this article:
XUE Xiangxin (Northeastern University; Shenyang 110006); HUANG Xiaoyu (Ironmaking Works; Anshan Iron and Steel Complex; Anshan 114021); DU Yingmin(Institute of Metal Research; Chinese Academy of Sciences; Shenyang 110015); ZHANG Dianyou(Ironmaking Works; Anshan Iron and Steel Complex;Anshan 114021). THERMAL DIFFUSIVITY OF SELF-BAKING CARBON BLOCK WITH DIFFERENT GRAPHITIZATION DEGREES. Acta Metall Sin, 1996, 32(11): 1227-1232.
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Abstract Thermal diffusivity, α, of self-baking carbon block with different graphitization degrees was determined experimentally by means of laser-pulse within temperature range of 200—1100℃. The results show that the higher is the graphitization degree of carbon blocks, the higher is thermal diffusivity, α, at a given temperature; and α is decreased with the increment of temperature at a given graphitization degree. Resistance to thermal shock, R, of the carbon blocks was discussed from the experimental results. Correspondent: XUE Xiangxin, associate professor, Post Box 313, Department of Metallurgy, NortheasternUniversity, Shenyang 110006
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Received: 18 November 1996
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