Microstructure and Morphology Analysis of a Novel Coating MgO–B₂O₃–SiO₂–Zn

Figure 14

Microstructure of coating A by EPMA at different thicknesses. (a) 100 μm. (b) 200 μm. (c) 300 μm. (d) 500 μm.

(a)

(b)

(c)

(d)