Ceramics

Ceramics

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

Industry: Arts & crafts

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Ceramics

wedge brick

Arts & crafts; Ceramics

Bricks with angled side faces, tapering along the length of the brick, which when laid together form a curved arch. Standard wedge brick give 9"-thick arch.

alkaline fluxes

Arts & crafts; Ceramics

In low-fire, boron fluxes. In high-fire, the feldspars.

kiln sitter

Arts & crafts; Ceramics

Automatic-shut-off device mounted on many electric kilns; accepts a small-size pyrometric cone, and shuts off kiln when cone deforms.

wedging

Arts & crafts; Ceramics

Process of kneading the clay with the hands to remove air-bubbles and insure homogenous mass.

alumina

Arts & crafts; Ceramics

Aluminium oxide. A hard non fusing powder used to stop ware sticking to the supports in kilns.

Refractory slip coating applied to top surface of kiln shelf to protect from glaze runs. For all but salt and wood firings, 50-50 kaolin and silica. For salt and wood, 60% alumina, 30% kaolin, 10% ...

aluminum silicate

Arts & crafts; Ceramics

Broad category of materials composed primarily of alumina and silica. Includes raw-materials such as clay and feldspar, as well as fired clay and glaze.