Working For

Welcome to Big Bore Plugs

We 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.

Inflates with
low air pressure

Can seal any opening!

Various outer layer protective options are available
such as adapted for heat and open flame protection.