How do metal oxides compare in their degrees of melting?

Tuesday 18th October 2011

These metal insight-live.com/glossary/67">oxides have been mixed with 50% Ferro frit 3134 and fired to cone 6 oxidation. Chrome and rutile have not melted, copper and cobalt are extremely active melters, frothing and boiling. Cobalt and copper have crystallized during cooling. Manganese has formed an iridescent glass.

Pages that reference this post in the Digitalfire Reference Library:

Rutile, Ceramic Rutile, Chrome Oxide, Manganese Dioxide, Cobalt Carbonate, Cobalt Oxide, Copper Oxide Black, Iron Chromate, Iron Oxide Red, Cr2O3, CoO, CuO, Metal Oxides, Metallic Glazes, Melting Temperature, Colorant, Refractory, Flux, 932-Manganese compounds may begin to fume, 470-Manganese dioxide decomposes to MnO, 1785-Manganese oxide melts

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