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上海粉煤灰综合利用工作基础较好,利用量逐年增加。1985年,粉煤灰总排放量为132.9万吨,利用量是95.8万吨,利用率达72%,比1984年提高2.2%。目前,筑路方面的粉煤灰利用量居全部利用量的第一位,达32.2万吨;水泥混合材利用量21.8万吨;生产各种墙体材料利用量21.4万吨;用于混凝土和砂浆的掺合料或代砂9.1万吨;郊县农村及其它方面利用量11.3万吨。其中,墙体材料的利
The comprehensive utilization of fly ash in Shanghai is based on a good foundation, and the amount of utilization increases year by year. In 1985, total fly ash emissions amounted to 1.329 million tons, the utilization was 985 thousand tons, and the utilization rate was 72%, which was 2.2% higher than that in 1984. At present, the utilization of fly ash in road construction ranks the first in total utilization, reaching 322,000 tons; the utilization of cement admixture is 218,000 tons; the utilization of various wall materials is 214,000 tons; it is used in concrete and Mortar mixture or sand substitution of 91,000 tons; suburban rural and other aspects of utilization of 113,000 tons. Among them, the benefits of wall materials