Fig. 6

Cross-sectional microstructure of HYD-1 body-glaze interfaces. (a) Microstructure of body-glaze cross-sections (SEM-SE) (b) Interface layer (SEM-SE) (c) Liquid phase separation (SEM-SE). (d) Needle-like mullite (SEM-SE) (e) Polygonal granular crystals (SEM-SE) f) EDS Spectrum12 (g) Oval crystals (SEM-SE). (h)EDS Spectrum13.