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).