Cold and moderate ambient temperatures effects on expansive pressure development in soundless chemical demolition agents
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- 作者：Atteyeh S. Natanzi ; Debra F. Laefer ; Debra.Laefer@ucd.ie" class="auth_mail" title="E-mail the corresponding author ; Lorcan Connolly
- 关键词：Soundless chemical demolition agent ; Expansive cement ; Ambient temperature ; Expansive pressure ; Dexpan ; Bristar ; Non-expansive demolition agent ; Heat of hydration ; Volumetric expansion
- 刊名：Construction and Building Materials
- 出版年：2016
- 出版时间：1 May 2016
- 年：2016
- 卷：110
- 期：Complete
- 页码：117-127
- 全文大小：5320 K
文摘
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Small-scale experiments with soundless chemical demolition agents (SCDAs) under cold and moderate temperatures.
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Hydration heat formation and expansive pressure development under varying ambient conditions.
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Faster and higher peak hydrations and expansive pressures under warmer ambient temperatures.
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Linear relationship between ambient temperature, time to peak hydration heat, and onset of significant pressure development.