【摘要】 参照GB/T18736—2002《高强高性能混凝土用矿物外加剂》中关于磨细粉煤灰胶砂需水量比的试验方法,组织有代表性的粉煤灰样品,进行了新旧标准砂粉煤灰需水量比对比试验。结果表明,用IS0砂法代替旧标准砂法是可行的。更多还原

【Abstract】 Referring to the method for testing the water- proportion of ground fly ash mortar in GB/T18736-2002 "Mineral admixtures for high strength and high pefformance concrete" , and using typical flying ash samples, the comparing experiments for fly ash water -proportion comparing ISO sand with old standard sand were performed. The results show that this method with ISO sand is proved to be feasible.更多还原