CN106588055A - 一种导热耐磨耐火材料 - Google Patents

一种导热耐磨耐火材料 Download PDF

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CN106588055A
CN106588055A CN201611180947.0A CN201611180947A CN106588055A CN 106588055 A CN106588055 A CN 106588055A CN 201611180947 A CN201611180947 A CN 201611180947A CN 106588055 A CN106588055 A CN 106588055A
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heat conduction
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李建涛
范晓凯
陈泉锋
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Zhengzhou Anliankai Industrial Co Ltd
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    • C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
    • C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
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Abstract

本发明提供了一种导热耐磨耐火材料，该制品采用氧化镁微粉作为主要原材料，加入分散剂及有机结合剂，用注浆生产成型，在1750℃下高温烧结而成。该制品由导热性能较好的原材料构成，主要晶相氧化镁，气孔率≤2％，均匀致密，具有较好的导热性，1000℃下导热系数能够达到30～35W/(m.k)左右，莫氏硬度略高于刚玉硬度，具有较高的耐磨性能，耐高温性能好，荷重软化温度能够达到1680℃以上。

Description

一种导热耐磨耐火材料
技术领域
本发明属于耐火材料领域，具体涉及一种高导热高耐磨耐火材料。
背景技术
目前还原炉、焦炉、石油焦煅烧炉等隔焰加热的工业窑炉的主体耐材多选用高铝砖、硅砖等，存在着导热系数低、耐磨性差等问题，导致生产效率低，使用寿命短等问题出现。
发明内容
本发明的目的在于提供一种导热耐磨耐火材料，该材料导热系数高、耐磨性能好，能够有效改善目前还原炉、焦炉、石油焦煅烧炉等隔焰加热工业窑炉生产效率低，使用寿命短。
为了实现以上技术效果，本发明提供了一种导热耐磨耐火材料的制备方法，其特征在于，其原料包含以下质量百分比的物质：
氧化镁微粉 90～95
分散剂 2.5～5
有机结合剂 2～5
将以上原料混合后注浆成型，在1650～1750℃下烧结完成。
本发明所提供的导热耐磨耐火材料的制备方法，其原料及重量百分比优选为：
氧化镁微粉 95
分散剂 2.8
有机结合剂 2.2
所述烧结温度优选为1750℃。
所述分散剂优选为羧甲基丙烯酸铵。
所述有机结合剂优选为亚甲基双丙烯酰胺。
本发明还请求保护根据以上导热耐磨耐火材料的制备方法制备得到的导热耐磨耐火材料。
本发明所提供的导热耐磨耐火材料由导热性能较好的原材料构成，主要晶相氧化镁，气孔率≤2％，均匀致密，具有较好的导热性，1000℃下导热系数能够达到30～35W/(m.k)左右，莫氏硬度略高于刚玉硬度，具有较高的耐磨性能，耐高温性能好，荷重软化温度能够达到1680℃以上。
该耐火材料制品具有较高的导热性能和耐磨性能，其中1000℃导热系数是高铝砖、硅砖的15倍，耐磨性能是高铝砖及硅砖的5倍左右
具体实施方式
为了使本发明技术方案更容易理解，现结合具体实施例，对本发明的技术方案进行清晰、完整的描述。应当注意，在此所述的实施例仅为本发明的部分实施例，而非本发明的全部实现方式，所述实施例只有示例性，其作用只在于为审查员及公众提供理解本发明内容更为直观明了的方式，而不是对本发明所述技术方案的限制。在不脱离本发明构思的前提下，所有本领域普通技术人员没有做出创造性劳动就能想到的其它实施方式，及其它对本发明技术方案的简单替换和各种变化，都属于本发明的保护范围。通过以下实施例来说明，但这些实施例不构成对本发明的限制。
实施例1
一种导热耐磨耐火材料的制备方法，其原料包含以下质量百分比的物质：
氧化镁微粉 94
分散剂 3.2
有机结合剂 2.8
所述分散剂优选为羧甲基丙烯酸铵。
所述有机结合剂优选为亚甲基双丙烯酰胺。
将以上原料混合后注浆成型，在1700℃下烧结完成。
以该方法制备得到的导热耐磨耐火材料气孔率为1.9％，均匀致密，具有较好的导热性，1000℃下导热系数能够达到31W/(m.k)左右，莫氏硬度略高于刚玉硬度，具有较高的耐磨性能，耐高温性能好，荷重软化温度能够达到1680℃以上。该导热耐磨耐火材料具有较高的导热性能和耐磨性能，其中1000℃导热系数是高铝砖、硅砖的15倍，耐磨性能是高铝砖及硅砖的5倍左右。
实施例2
一种导热耐磨耐火材料的制备方法，其原料包含以下质量百分比的物质：
氧化镁微粉 95
分散剂 2.8
有机结合剂 2.2
分散剂为羧甲基丙烯酸铵；
有机结合剂为亚甲基双丙烯酰胺；
将以上原料混合后注浆成型，在1700℃下烧结完成。
以该方法制备得到的导热耐磨耐火材料气孔率为1.95％，均匀致密，具有较好的导热性，1000℃下导热系数能够达到35W/(m.k)左右，莫氏硬度略高于刚玉硬度，具有较高的耐磨性能，耐高温性能好，荷重软化温度能够达到1680℃以上。该导热耐磨耐火材料具有较高的导热性能和耐磨性能，其中1000℃导热系数是高铝砖、硅砖的15倍，耐磨性能是高铝砖及硅砖的5倍左右。

Claims (6)

1.一种导热耐磨耐火材料的制备方法，其特征在于，其原料包含以下质量百分比的物质：
氧化镁微粉 90～95
分散剂 2.5～5
有机结合剂 2～5
将以上原料混合，经球磨机预混后，注浆成型，在1650～1750℃下烧结完成。
2.根据权利要求1所述的导热耐磨耐火材料的制备方法，其特征在于，其原料及重量百分比为：
氧化镁微粉 95
分散剂 2.8
有机结合剂 2.2。
3.根据权利要求1所述的导热耐磨耐火材料的制备方法，其特征在于，所述烧结温度为1750℃。
4.根据权利要求1所述的导热耐磨耐火材料的制备方法，其特征在于，所述分散剂为羧甲基丙烯酸铵。
5.根据权利要求1所述的导热耐磨耐火材料的制备方法，其特征在于，所述有机结合剂为亚甲基双丙烯酰胺。
6.一种导热耐磨耐火材料，其特征在于，所述导热耐磨耐火材料根据权利要求1-5中任一所述的导热耐磨耐火材料的制备方法制备得到。
CN201611180947.0A 2016-12-20 2016-12-20 一种导热耐磨耐火材料 Pending CN106588055A (zh)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107162608A (zh) * 2017-05-11 2017-09-15 长兴县煤山工业炉料有限公司 一种抗热震耐火砖
CN107244927A (zh) * 2017-05-11 2017-10-13 长兴县煤山工业炉料有限公司 一种石墨耐火材料
CN107266084A (zh) * 2017-05-11 2017-10-20 长兴县煤山工业炉料有限公司 一种低气孔镁铬砖
CN109111210A (zh) * 2018-09-17 2019-01-01 佛山皖和新能源科技有限公司 一种高强耐磨型复合耐火材料的制备方法

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CN1074202A (zh) * 1992-09-29 1993-07-14 洛阳耐火材料厂 镁质耐火泥浆
CN1300649A (zh) * 2000-12-13 2001-06-27 宜兴耐火器材厂 连铸中间包用挡渣堰板
CN101381239A (zh) * 2008-10-13 2009-03-11 安徽省合普热陶瓷有限责任公司 一种氧化镁质预制耐火材料及其施工方法
CN101486580A (zh) * 2008-04-16 2009-07-22 中钢集团耐火材料有限公司 镁铁铝尖晶石耐火材料
CN101792322A (zh) * 2010-02-23 2010-08-04 上海柯瑞冶金炉料有限公司 一种环保型水系转炉长寿命自流修补料及其配制方法
CN104276815A (zh) * 2013-07-09 2015-01-14 上海敬开德精密陶瓷有限公司 一种高导热氧化物陶瓷材料及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1074202A (zh) * 1992-09-29 1993-07-14 洛阳耐火材料厂 镁质耐火泥浆
CN1300649A (zh) * 2000-12-13 2001-06-27 宜兴耐火器材厂 连铸中间包用挡渣堰板
CN101486580A (zh) * 2008-04-16 2009-07-22 中钢集团耐火材料有限公司 镁铁铝尖晶石耐火材料
CN101381239A (zh) * 2008-10-13 2009-03-11 安徽省合普热陶瓷有限责任公司 一种氧化镁质预制耐火材料及其施工方法
CN101792322A (zh) * 2010-02-23 2010-08-04 上海柯瑞冶金炉料有限公司 一种环保型水系转炉长寿命自流修补料及其配制方法
CN104276815A (zh) * 2013-07-09 2015-01-14 上海敬开德精密陶瓷有限公司 一种高导热氧化物陶瓷材料及其制备方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107162608A (zh) * 2017-05-11 2017-09-15 长兴县煤山工业炉料有限公司 一种抗热震耐火砖
CN107244927A (zh) * 2017-05-11 2017-10-13 长兴县煤山工业炉料有限公司 一种石墨耐火材料
CN107266084A (zh) * 2017-05-11 2017-10-20 长兴县煤山工业炉料有限公司 一种低气孔镁铬砖
CN109111210A (zh) * 2018-09-17 2019-01-01 佛山皖和新能源科技有限公司 一种高强耐磨型复合耐火材料的制备方法

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Application publication date: 20170426