What does a Refractory Material Repairer, Except Brickmason do?

Build or repair equipment such as furnaces, kilns, cupolas, boilers, converters, ladles, soaking pits and ovens, using refractory materials.

Jobs Roles

  • Reline or repair ladles and pouring spouts with refractory clay, using trowels.
  • Chip slag from linings of ladles or remove linings when beyond repair, using hammers and chisels.
  • Mix specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
  • Measure furnace walls to determine dimensions and cut required number of sheets from plastic block, using saws.
  • Tighten locknuts holding refractory stopper assemblies together, spread mortar on jackets to seal sleeve joints, and dry mortar in ovens.
  • Dry and bake new linings by placing inverted linings over burners, building fires in ladles, or by using blowtorches.
  • Remove worn or damaged plastic block refractory linings of furnaces, using hand tools.
  • Fasten stopper heads to rods with metal pins to assemble refractory stoppers used to plug pouring nozzles of steel ladles.
  • Climb scaffolding, carrying hoses, and spray surfaces of cupolas with refractory mixtures, using spray equipment.
  • Drill holes in furnace walls, bolt overlapping layers of plastic to walls, and hammer surfaces to compress layers into solid sheets.
  • Spread mortar on stopper heads and rods, using trowels, and slide brick sleeves over rods to form refractory jackets.
  • Dump and tamp clay in molds, using tamping tools.
  • Disassemble molds, and cut, chip, and smooth clay structures such as floaters, drawbars, and L-blocks.
  • Transfer clay structures to curing ovens, melting tanks, and drawing kilns, using forklifts.
  • Install preformed metal scaffolding in interiors of cupolas, using hand tools.
  • Install clay structures in melting tanks and drawing kilns to control the flow and temperature of molten glass, using hoists and hand tools.
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