The results showed that the water requirement for normal consistency of cement increased and the early setting time shortened as well as the final setting time prolonged, the 28d activity index of cement mortar reached 82%.

  • 研究结果表明:抛光砖粉作水泥混合材时,水泥的标准稠度用水量增加,初凝时间缩短、终凝时间略有延长;水泥28d胶砂强度活性指数可达82%;

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