CaCl_2对传统浇注料施工性能的影响
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- 论文作者：张业范 ; 张志雄 ; 李楠 ; 张小琴 ; 王东升
- 年：2015
- 作者机构：武汉科技大学省部共建耐火材料与冶金国家重点实验室;郑州嘉耐特种铝酸盐有限公司;
- 论文关键词：铝酸盐水泥 ; 浇注料 ; 氯化钙 ; 流动性
- 会议召开时间：2015-10-25
- 会议录名称：2015耐火材料综合学术年会（第十三届全国不定形耐火材料学术会议和2015耐火原料学术交流会）论文集（3）
- 语种：中文
- 分类号：TQ175.732
- 学会代码：ZGJS
- 会议名称：2015耐火材料综合学术年会暨第十三届全国不定形耐火材料学术会议和2015耐火原料学术交流会
- 会议地点：中国山东青岛
- 主办单位：中国金属学会耐火材料分会、中国金属学会耐火材料分会不定形耐火材料技术委员会、耐火材料杂志社、中钢集团洛阳耐火材料研究院有限公司、武汉科技大学省部共建耐火材料与冶金国家重点实验室
- 学会名称：中国金属学会
- 页数：3
- 文件大小：238k
- 原文格式：O
- 会议级别：全国
摘要
为了探究CaCl_2对浇注料施工性能的影响,在矾土基传统浇注料中加入了不同含量的CaCl_2。通过对比浇注料的流动性和内部温度随时间的变化,发现在一定的范围内,CaCl_2对浇注料流动性有改善,加入量过大则相反。CaCl_2加速了浇注料流动性的衰减,延长了脱模时间。其原因可能和其有利于水化产物C_2AH_8的生成有关。
引文
[1]Oliveira I R,Pandofelli V C.Castable matrix additives and their role on hydraulic binder hydration[J].Ceram.Int.,2009,35(4):1453-1460.
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[9]Heikal M,Morsy M S,Radwan M M.Electrical conductivity and phase composition of calcium aluminate cement containing aircooled and water-cooled slag at 20,40 and 60℃[J].Cem Concr Res,2005,35(7):1438-1446.
[10]Klaus S R,Neubauer J,Goetz-Neunhoeffer F.How to increase the hydration degree of CA—The influence of CA particle fineness[J].Cem Concr Res,2015,67:11-20.
[11]Oliveira I R,Ortega FS,Pandolfelli V C.Hydration of CAC cement in a castable refractory matrix containing processing additives[J].Ceram.Int.,2009,35(4):1545-1552.
[12]Barbara L,Laure P C,Frank W.Stability in the system CaO-Al_2O_3-H_2O[J].Cem Concr Res,2012,42(12):1621-1634.
[13]Bushnell-Watson S M,Sharp J H.Further studies of the effect of temperature upon the setting behavior of refractory calcium aluminate cements[J].Cem Concr Res,1990,20(4):623-635.
[2]郭海珠.实用耐火原料手册[M].北京:中国建材工业出版社,2000:491.
[3]李红霞.耐火材料手册[M].北京:冶金工业出版社,2007:269.
[4]张宇震.中国铝酸盐水泥生产与应用[M].北京:中国建材工业出版社,2013:163.
[5]Bushenell-Watson S M,Sharp J H.The application of thermal analysis to the hydration and conversion Reaction of calcium aluminate Cements[J].Materials De Construction,1992,228(42):13-32.
[6]Das S K,Mitra A,P Das Poddar K.Thermal analysis of hydrated calcium aluminates[J].J Thermal Anal,1996,47(3):765-774.
[7]Jacek S,Dominika M,Edyta S,et al.The application of DTA and TG methods to investigate the non-crystalline hydration products of CaAl_2O_4 and Ca_7ZrAl_6O_(18)compouds[J].THERMOCHIA ACTA,2013,567:40-45.
[8]Ukrainczyk N,Matusinovic T,Kurajica S,et al.Dehydration of a layered double hydroxide-C_2AH_8[J].THERMOCHIA ACTA,2007,464(1):7-15.
[9]Heikal M,Morsy M S,Radwan M M.Electrical conductivity and phase composition of calcium aluminate cement containing aircooled and water-cooled slag at 20,40 and 60℃[J].Cem Concr Res,2005,35(7):1438-1446.
[10]Klaus S R,Neubauer J,Goetz-Neunhoeffer F.How to increase the hydration degree of CA—The influence of CA particle fineness[J].Cem Concr Res,2015,67:11-20.
[11]Oliveira I R,Ortega FS,Pandolfelli V C.Hydration of CAC cement in a castable refractory matrix containing processing additives[J].Ceram.Int.,2009,35(4):1545-1552.
[12]Barbara L,Laure P C,Frank W.Stability in the system CaO-Al_2O_3-H_2O[J].Cem Concr Res,2012,42(12):1621-1634.
[13]Bushnell-Watson S M,Sharp J H.Further studies of the effect of temperature upon the setting behavior of refractory calcium aluminate cements[J].Cem Concr Res,1990,20(4):623-635.