Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.
粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。
The results indicated that high C3S cement had higher strength and less drying shrinkage and can largely utilize fly ash (up to 40% of fly ash may be added).
结果表明，高c3s水泥具有较高的强度和较小的干缩，可大量利用粉煤灰(掺量可达40%)。
In view of the high cost and low strength of the paste cement filling used at present in mines, it was proposed to use partial fly ash in stead of cement as the binding agent.
针对当前矿山膏体胶结充填成本高、强度低等现状，提出了以部分粉煤灰替代水泥作为胶凝剂。
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