Lead Wool, a form of caulking lead, is long fine strands of chemical grade lead which is twisted into 5/8″ rope for use in various applications. This Lead wool is ceritified to meet Federal Specification QQ-C-4.

  • 0.05" Dia Shot
  • 10 Mesh and Down Granular
  • 10-20 Mesh
  • Wool
Belmont Product Code 5008
Nominal Composition:
  • 99.8% Pb



Related products


Lead Wool Applications: Used in Medical O2 Sensors For Ventilators and Respirators

Lead wool is well known in the industrial sector. This material is often used to seal around flanges, connections, and pipes. It can also be found in apertures within walls and ceilings when there may be an abundance of radiation from equipment as the lead wool protects certain areas. Another industry where lead wool is…