Cone 10R top, 11 oxidation and downward below that. This material, although called a "fireclay", is more fine grained and much more vitreous than what would normally be considered a refractory fireclay. Is it similar to Lincoln Fireclay (from California).
|Materials||Imco 400 Fireclay|
In the ceramic industry, refractory materials are those that can withstand a high temperature without deforming or melting. Refractories are used to build and furnish kilns.
In the ceramics industry, clays that are resistant to deforming and melting at high temperatures are called fireclays. Kiln bricks are often made from fireclay.
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