How do they match: Refractory Materials Repairers, Except Brickmasons

  • Mix specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
  • Spread mortar on stopper heads and rods, using trowels, and slide brick sleeves over rods to form refractory jackets.
  • Tighten locknuts holding refractory stopper assemblies together, spread mortar on jackets to seal sleeve joints, and dry mortar in ovens.