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tu ceng qing zhi dian re ti tuo zhuan
Author(s): 
Pages: 62-63+66
Year: Issue:  5
Journal: Heat Treatment of Metals

Keyword:  轻质耐火砖电热体导热系数保护涂层电热元件耗电量工业电阻炉轻质耐火材料热处理电阻炉升温速度;
Abstract: <正> 热处理电阻炉耗电量大,一直被列为重点节能改造项目。实践证明,用轻质耐火材料砌筑炉体是行之有效的措施。轻质耐火砖容重轻(0.4~1.2g/cm~2),导热系数小(0.11~0.19 kcal/m·h·℃),隔热保温性能好,成本低,用轻质耐火砖砌筑电阻炉具有升温速度快,耗电量少,保温性好,炉子利用率高等优点。轻质耐火砖分为酸性(粘土质)、中性
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