Study on the Properties of Pumping Gangue Filler
As reinforcement of goaf filling needs, filling material mined area become the focus of research and development. This study used PO42.5 Portland cement, fly ash, coal gangue, preparation meets the requirements of good performance out of the strength of pumping gangue filler.
Jinglong Bu, Pengcheng Wang, Liqun Ai, Xiaoming Sang, Yungang Li
Y. Z. Lin and D. C. Lin, "Study on the Properties of Pumping Gangue Filler", Advanced Materials Research, Vols. 287-290, pp. 1164-1167, 2011