PLASTIC BUNG

Plastic barrel bung plugs has different sizes and thread designs to meet varied
sealing requirements of steel drums and plastic drums. Steel drum requires
plastic barrel plugs with fine thread, and it needs to follow the same standard
as steel drum plug. Plastic drums usually require 2'' and 3/4'' NPT or 2'' NPS
or 2'' buttress plastic bungs.

Most common raw mateial for plastic drum plug is PP, and nylon material is made
for flammable and explosive proof purpose. Type of gasket used is determined by
contents within the drums. There are high temperature, chemical, oil resistant
gaskets that come with the plastic bungs.

Types of plastic drum plugs
Steel Drum Plastic Bung
Buttress Plastic Bung
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Features of Plastic Bung
Steel Drum Plastic Bung
Standardized in size of 2 inch and 3/4 inch, steel drum plastic bung is
suitable with standard steel drum flange.

Nylon Drum Bung
Special property of nylon drum bung allows it soften and pop out under the
relieving pressure from the steel drum.

Buttress Platic Bung
Varied in size and design, buttress platic bung needs to be selected according
to HDPE drum design.

How to use Plastic Bung
It is necessary to understand the neck mouth type and filers in tight head
steel drum or plastic drum, and figure out whats is the suitable thread and
gasket of the plastic bung choice for your drum. Any improper factor will
reduce sealing performance.

Drum wrench needs to be used while screwing the drum plug, applying proper
torque assures the contents is well secured.

Metal drum cap seal or plastic drum caps seal needs to be installed, aiming at
double securing the inner contents as well as the neck mouth.

As one of the most professional plastic bungs suppliers, we provide drum bung
fittings, drum closure, drum bung fittings, etc. For more information, please
feel free to contact us!

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