Pouring Ladles & Transfer Ladles — Asbestos Exposure Crosswalk

What This Equipment Is

A pouring ladle is a refractory-lined steel vessel used to transfer molten metal from the melting furnace to the mold or casting station. Steel mills, iron foundries, and non-ferrous foundries all use ladles, in sizes ranging from hand-held bull ladles (a few hundred pounds of molten metal) to overhead-crane transfer ladles holding 100+ tons.

Ladles are categorized by function:

  • Tapping ladles — receive molten metal from the furnace
  • Transfer ladles — move metal between operations
  • Treatment ladles — perform alloying, desulfurization, or vacuum treatment
  • Pouring / teeming ladles — deliver metal to ingot molds or casting machines

Every ladle is refractory-lined inside (working lining) with insulating refractory behind it (back-up lining), plus a bottom-pour nozzle assembly in larger units. The hot exterior was historically jacketed in asbestos cloth removable blankets between pours to preserve heat.

Asbestos Products Historically Used Around Ladles

Product CategoryWhere on the LadleNotes
Working-lining refractoryInner hot-face brick or castableSee Refractory Brick, Refractory Mortar
Back-up insulating refractoryBehind the hot faceAsbestos-bonded insulating brick or board
Bottom-pour nozzle refractoryTeeming nozzle assembliesHigh-temperature refractory composites
Slide-gate componentsBottom-pour control plateAsbestos-bearing composite gate plates and gaskets
Exterior heat-shield blanketsAround the ladle shell between poursAsbestos cloth — see Asbestos Cloth
Operator PPEAprons, gloves, leggings, hoodsAsbestos cloth and millboard

Why Ladle Work Was a Heavy-Exposure Activity

Ladle linings are consumables. After a finite number of heats, the working lining wears through and must be torn out and replaced — typically in a dedicated ladle relining bay where workers chip out the spent refractory with pneumatic hammers, clean the steel shell, and install fresh brick or castable. The tear-out step is extremely dusty, performed at close range, often in confined-space conditions inside the ladle.

For large steel-mill ladles, relining is a weekly or near-continuous activity across the mill. For foundry ladles, the cycle is faster — sometimes daily. Multiplied across a multi-decade career, the cumulative refractory and PPE exposure for ladle reliner and pouring-bay laborer was substantial.

  • A.P. Green Refractories — refractory products
  • Harbison-Walker Refractories — refractory products
  • North American Refractories (NARCO) — refractory products
  • General Refractories — refractory products
  • Foseco International — ladle linings, slide-gate products
  • Johns-Manville — asbestos cloth, insulation, refractory
  • Raybestos-Manhattan — asbestos textile PPE

Documented Product References

Images sourced from publicly available product-identification reference materials. Inclusion does not constitute a finding of liability against any company.

Trust Funds That May Apply

  • A.P. Green Industries Asbestos PI Settlement Trust
  • Harbison-Walker Refractories / RHI Asbestos PI Trust
  • North American Refractories Company (NARCO) Asbestos PI Settlement Trust
  • General Refractories Asbestos PI Trust
  • Manville Personal Injury Settlement Trust
  • Raybestos-Manhattan Asbestos PI Trust

Trades Most Exposed at Ladle Work

Ladle reliners and refractory masons (the primary exposed trade), pouring-bay laborers, crane operators in the cast house, iron workers and millwrights on ladle-handling equipment, melt-shop operators.

Jobsites in the Network


Compiled from publicly filed asbestos litigation, EPA / OSHA / NIOSH records, and academic epidemiology on steel-mill and foundry exposure cohorts. Product and company references reflect what has been alleged or documented in publicly filed litigation. This page does not constitute a finding of liability against any company. Not legal advice; consult a licensed attorney about your specific situation.