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Study on hydration characteristics of cement-fly ash composite cementitious material
Author(s): LIN Zhuojie~(1, 2), YIN Jian~1, LI Yijin~1(1.schoolofcivilengineeringandarchitecturel, CENTRAL Southuniversity, CHANGSHA 410075, china, 2.FUSHAN Highwayandbridgeconstructioncompanylimited, FUSHAN 528041, china)
Pages: 76-
82
Year: 2005
Issue:
6
Journal: Journal of Changsha Railway University
Keyword: 粉煤灰; 复合胶凝材料; 激发剂; 水化; 早期强度;
Abstract: 研究了水泥-粉煤灰复合胶凝材料在等水胶比条件下的化学结合水、水化产物与硬化浆体显微结构,探讨了矿物外加剂C和激发剂D的掺入对水泥-粉煤灰复合胶凝材料体系的影响规律。研究结果表明:矿物外加剂C、激发剂D的加入促进掺粉煤灰的水泥浆体早期的水化速度,改善了水泥石的孔结构,增大了水泥石的密实度,提高了硬化水泥石的早期抗折强度和抗压强度。
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