Experimental Study on Application Performance of Foamed Concrete Prepared Based on a New Composite Foaming Agent

Figure 5

Microstructure of the foam under different surfactant mass ratios: (a) 11 : 1; (b) 7 : 1; (c) 5 : 1; (d) 4 : 1; (e) 3 : 1; (f) 2 : 1; (g) 1 : 1; (h) 1 : 2; (i) 1 : 3.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)