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Effect of Nano-CaCO3 on Properties of Cement Paste

✍ Scribed by Xiaoyan Liu; Lei Chen; Aihua Liu; Xinrui Wang

Book ID
116426377
Publisher
Elsevier
Year
2012
Weight
351 KB
Volume
16
Category
Article
ISSN
1876-6102

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Amorphous nano-silica (nS) particles (0–2.5wt%) by cement were incorporated in cement pastes and mortars, and their effect on the fresh state behaviour was analysed. Rheological tests showed that after 75min from the mixing start, the mortar having 2.5wt% nS shows insufficient flowability to allow i