Welcome to Big Bore Plugs
are the sole Manufactures of Big
bore plugs, Ore pass plugs,
Silo plugs and mine plugs in South Africa.
We manufacture plugs for all requirements from Ore Pass Plugs for underground applications to large ventilation shaft plugs. The industrial requirements, range from silos of 8 meter plus diameters to smaller diameters down to pipe plugs. We have been manufacturing plugs for all applications since 1998.
low air pressure
seal any opening!