Builds or repairs equipment such as furnaces, kilns, cupolas, boilers, converters, ladles, soaking pits and ovens, using refractory materials.
This career is part of the Architecture and Construction cluster Maintenance/Operations pathway.
A person in this career:
- Relines or repairs ladles and pouring spouts with refractory clay, using trowels.
- Chips slag from linings of ladles or removes linings when beyond repair, using hammers and chisels.
- Mixes specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
- Measures furnace walls to determine dimensions and cuts required number of sheets from plastic block, using saws.
- Tightens locknuts holding refractory stopper assemblies together, spreads mortar on jackets to seal sleeve joints, and dries mortar in ovens.
- Dries and bakes new linings by placing inverted linings over burners, building fires in ladles, or by using blowtorches.
- Removes worn or damaged plastic block refractory linings of furnaces, using hand tools.
- Fastens stopper heads to rods with metal pins to assemble refractory stoppers used to plug pouring nozzles of steel ladles.
- Climbs scaffolding, carrying hoses, and spray surfaces of cupolas with refractory mixtures, using spray equipment.
- Drills holes in furnace walls, bolts overlapping layers of plastic to walls, and hammers surfaces to compress layers into solid sheets.