Synergistic Sintering of Lignite Fly Ash and Steelmaking Residues towards Sustainable Compacted Ceramics

Figure 5

SEM images of two EAFD-FA-LFS samples sintered at 950°C (a) and at 1150°C (b). The EDS spectrum (c) was taken from the sample area included in image (a).

(a)

(b)

(c)