Some Advantages and Key Features
All Argweld® Purge Plugs™ are made from engineering quality nylon up to 152 mm (6") diameter.
Argweld® Purge Plugs™ will not rust or corrode, will not seize up or lock, are virtually shatter-proof and are easily dismantled and cleaned.
A friction-reducing acetal copolymer thrust washer inserted between the top plate and wing nut provides easy expansion and release.
Larger size plugs incorporate strengthening ribs as part of the top and bottom plate design to provide rigidity in use.
Standard seals are made from natural rubber with silicone and nitrile rubber alternatives.
All plugs conform to British Standards BS 8005 for low pressure testing and sealing of pipes.