| 制备工艺参数对轻烧氧化镁膨胀剂性能的影响 |
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| 引用本文： | 张守治,刘加平,田倩,闫占彪.制备工艺参数对轻烧氧化镁膨胀剂性能的影响[J].膨胀剂与膨胀混凝土,2010(1). |
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| 作者姓名： | 张守治 刘加平 田倩 闫占彪 |
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| 作者单位： | 江苏省建筑科学研究院;南京工业大学; |
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| 摘 要： | 以菱镁矿为原材料,通过煅烧温度、保温时间、升温速率、入炉菱镁矿的颗粒尺寸等工艺参数的调整制备了轻烧氧化镁膨胀剂。采用重量灼烧减法和柠檬酸法分别测定了轻烧氧化镁膨胀剂的烧失量和水化活性,阐述了轻烧氧化镁烧失量和水化活性与煅烧温度、保温时间、升温速率、入炉菱镁矿颗粒尺寸之间的关系。
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| 关 键 词： | 轻烧氧化镁膨胀剂 烧失量 水化活性 |
Influences of technique parameters on the properties of underclcined MgO expansive agent |
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| Zhang shouzhi Liu jiaping etc.Influences of technique parameters on the properties of underclcined MgO expansive agent[J].Expansive Agents & Expansive Concrete,2010(1). |
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| Authors: | Zhang shouzhi Liu jiaping etc |
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| Affiliation: | Zhang shouzhi Liu jiaping etc |
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| Abstract: | Magnesite was used to prepare undercalcined MgO expansive agent in the laboratory.The loss of undercalcined MgO has been determined by ignition test and the activity of undercalcined MgO has been researched by the citric acid method..The relationship between the loss,the activity of undercalcined MgO and calcination temperature,residence time,heating rate,particle of magnesite was investigated. |
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| Keywords: | Undercalcined MgO expansive agent Loss Activity |
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