Environmentally responsible steel-slag-based solid particles for …
As shown in Fig. 1, the preparation process of solid particles is simple and easy to operate is mainly divided into three steps. The first step is to mix the raw material powder evenly. After steel slag, Al 2 O 3, Fe 2 O 3, and MnO 2 are accurately weighed according to the mass ratio of 20:7:2:1, they are mixed in a ball milling tank for 0.5 h to …