In steel production, a silica brick lining used in furnaces.


Related Terms

PLASTER COAT

A thin layer of plaster lining walls in buildings.

JEWEL

1. A bearing usually made of synthetic corundum and used in precision timekeeping devices, gyros, and other instruments. 2. A bearing lining of soft metal, used in railroad cars, for example.

HOT PATCHING

Repair of a hot refractory lining in a furnace, usually by spraying with a refractory slurry.

HEAT PIPE

A heat-transfer device consisting of a sealed metal tube with an inner lining of wicklike capillary material and a small amount of fluid in a partial vacuum; heat is absorbed at one end by vaporization of the fluid and is released at the other end by condensation of the vapor.

COLD WALL

Refrigerator construction which has the inner lining of refrigerator serving as the cooling surface.

WATER WALL

A row of water tubes lining a furnace or combustion chamber, exposed to the radiant heat of the fire.

LINING

The material used on the furnace side of a furnace wall. It is usually high-grade refractory tile or brick or plastic refractory material.

REFRACTORY

A heat-insulating material, such as firebrick or plastic fire clay, used for purposes as lining combustion chambers.

FACING WALL

Concrete lining against the earth face of an excavation; used instead of timber sheeting.

SLAGGING

A refractory lining failure in which the surface of the firebrick breaks away in layers. Cause by the fluctuation of high temperatures in a boiler furnace.

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