Research Article

Heat-Resistant Ceramic Pigments on the Base of Waste Vanadium Catalyst and Alumina

Figure 2

Radiograms of the check sample and the pigments of mullite composition, ( °C): M: mullite (3Al2O3 · 2SiO2); C: corundum (Al2O3); L: leucite (K(AlSi2O6)); S: spinel (CoAl2O4).
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