辽宁省建材研究所与山西侯马市兴业实业公司 ,利用炼铁厂重矿渣及收尘灰生产的混凝土彩瓦 ,在小试研究的基础上 ,于 2 0 0 1年 6月又进行了工业性试验。结果表明 :工业废渣利用率达 70 %。为适应原料变化 ,又进行了多项工艺参数调整及完善 ,包括 :混凝土配比设计调整 ;细集料、 Liaoning Provincial Building Materials Research Institute and the industrialization of Houma City, Shanxi Industrial Company, the use of iron ore refineries and dust collection ash production of concrete Caiwa, on the basis of small test, in June 2001 and the industry Sexual test. The results show that the utilization rate of industrial waste reaches 70%. To adapt to changes in raw materials, but also a number of process parameters to adjust and improve, including: concrete mix design adjustment; fine aggregate,