Development of a new controlled low strength filling ...
2020-2-10 · The copper slag was grounded to below 74 μm by a conventional ball mill, and X-ray fluorescence spectroscopy (XRF) was performed to analyze CuO, FeO, Fe 2 O 3, SiO 2, Al 2 O 3, CaO, MgO, MnO in the slag. The results are shown in Table 1.