Blasting Impact Simulation Test and Fragmentation Distribution Characteristics in an Open-Pit Mine

Figure 11

Characteristics of the coal specimen fragments under different pressure impacts. (a) . (b) . (c) . (d) . (e) . (f) . (g) . (h) . (i) . (j) .

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)