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Ceramics

Of or pertaining to the art or technique of making objects of ceramic such as porcelain, earthenware or tile.

Contributors in Ceramics

Ceramics

Draught

Arts & crafts; Ceramics

The flow of exhaust gases out of a fuel kiln, affecting intake of flames and secondary air.

Secondary kaolins

Arts & crafts; Ceramics

Kaolins which have been transported some distance from the parent rock and are still very pure, but much more plastic than primary kaolins.

Spy-hole

Arts & crafts; Ceramics

Small holes in kiln door or wall, allowing viewing of cones, flames, wares, and/or atmosphere during firing.

Tempering materials

Arts & crafts; Ceramics

Gritty materials like volcanic ash (low-fire only) sand, or grog, added to clay to open up body, give physical structure in wet-working, and increase thermal-shock resistance.

Unity formula

Arts & crafts; Ceramics

A formula generated by glaze calculation, which lists all glaze oxides present in separate columns for fluxes, refractories, and glass-formers.

Volatization

Arts & crafts; Ceramics

Change from solid or liquid to gas during during firing, resulting in outgassing from the clay or glaze.

Effloresce, efflorescence

Arts & crafts; Ceramics

Formation of crystalline deposits on surface of clay or concrete as soluble compounds migrate to surface during drying. See EGYPTIAN PASTE.

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