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Home > Terms > English, UK (UE) > Hot-top liner
Hot-top liner
A professional who lines ingot mould covers (hot-tops) with firebrick and refractory mortar, using handtools. Responsibilities include:
- Examines cover to determine necessary repairs.
- Pries or chips defective lining from inside of cover, using crowbar, hammer, or pneumatic chisel.
- Cleans covers, using wire brush.
- Mixes specified amount of refractory mortar powder with water and spreads mixture on inside of cover, using trowel.
- Positions firebrick and refractory ring in mortar, using trowel, tamping bar, and wire clamps.
- Mixes specified amounts of molasses and graphite to form base for premixed facing solution and applies base and facing solution to cover, using brush.
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- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Professional careers
- Category: Occupational titles
- Company: U.S. DOL
- Product:
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