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

Figure 4

SEM images of the EAFD-FA mixture (a and b) as well as of the EAFD-FA-LFS mixture (c and d), both sintered at 1150°C.

(a)

(b)

(c)

(d)