含硫酸盐废水对磷石膏胶结充填体材料性能的影响
石英,聂锐洋,周诗彤,陆思成,卿子萱

Effect of Sulfate-Containing Wastewater on the Properties of Phosphogypsum-Based Cemented Paste Backfill
Ying SHI,Ruiyang NIE,Shitong ZHOU,Sicheng LU,Zixuan QING
表1 磷石膏和胶凝剂的化学成分
Table 1 Chemical composition of phosphogypsum and binder
化学成分磷石膏/%胶凝剂/%
SO355.005.40
CaO37.6951.44
P2O52.611.58
SiO21.7623.31
F1.401.00
Al2O30.474.97
MgO0.411.70
Fe2O30.252.60
K2O0.050.97