fireclay

Sometimes the term fireclay is used only for the clays lying below and between coalseams.

1. Refractories 1987

To prevent the stove from wearing out rapidly, the firebox, in which the fuel is burned, is lined with a material, such as fireclay, that will withstand great heat.

Woman's Institute Library of Cookery Volume 1: Essentials of Cookery; Cereals; Bread; Hot Breads

I have been told by cooks who know how to handle them that they produces superior roasts and baked goods thanks to the dry and uniform heat that the heated fireclay gives off (that's also the reasons that pizza from wood burning pizza ovens tastes different from electric ones).

More Work for Mother 4 -- Enter the Stove Linda 2008

The ware to be fired was first arranged in fireclay boxes called saggars which were then placed inside the oven.

Bottle Ovens tellurian 2007

The ware to be fired was first arranged in fireclay boxes called saggars which were then placed inside the oven.

Archive 2007-11-01 tellurian 2007

The Skotophagotis merely looked at him, calm astride his ass, his shadow thrown before him, foreshortened and deadly on the old royal road, its fireclay bricks crumbling for lack of repair.

Kushiel's Avatar Carey, Jacqueline, 1964- 2003

They are ceramic materials such as fireclay, dolomite, magnesite and silica, used to line furnaces.

Essential Guide to Business Style and Usage PAUL R. MARTIN 2002

They are ceramic materials such as fireclay, dolomite, magnesite and silica, used to line furnaces.

Essential Guide to Business Style and Usage PAUL R. MARTIN 2002

The continuous-flow frit kiln uses a kiln with a sloping floor, made of fireclay refractories.

7. Frits and fritmaking 1993

Small amounts of frit for testing are easily made in a fireclay crucible.

7. Frits and fritmaking 1993