Reduction of Magnetite in the Presence of Activated Carbon Using Mechanical Alloying

Figure 6

Scanning electron micrograph (SEM) images of (a) Fe₃O₄ powder prior to milling at high magnification (50 00K X), (b) Fe₃O₄ powder prior to milling at low magnification (11 00K X), (c) 20 : 1 BPR, (d) 30 : 1 BPR, (e) 40 : 1 BPR, (f) 50 : 1 BPR, (g) 60 : 1 BPR, (h) 100 : 1 BPR.

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