STEEL DRUM CLOSURE

These steel drum flange and plug come available in zinc plated and phenolic lacquered styles, preventing from various corrosive contents. Closure is equipped with well-formulated EPDM, NBR or PE gasket, the different materials make it perform well under different filling conditions. Dual gasket system is another common choice in European area as two combined washers can seal with better security.

The octagonal flange is supposed to riveted on metal drum lid providing a seal base for drum plug to be torqued on, those 2'' and 3/4'' set make up an universal closing system for standard close head drum. It is necessary to have a well- designed paint cap covering on drum lid mouth, preventing the inner side of drum from spraying paints contamination. Secure your drum or barrel during packaging, storage and transport with our steel drum closure!

Types of steel drum caps
Zinc Plated Drum Flange
Zinc Plated Drum Plug
Zinc Plated Drum Plug
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Lacquered Drum Flange
Lacquered Drum Plug
Drum Paint Cap
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Features of Steel Drum Closure
Zinc Plated Drum Flange
Octagon zinc plated drum flange is the key base for steel, plastic, nylon plug screwing in.

Zinc Plated Drum Plug
Fitted with EPDM, Buna or PE gasket, drum plug plays the initial guard ensuring fillings integrity.

Lacquered Drum Flange
Painted drum flange is selected for drum while there is more corrosive content within.

Lacquered Drum Plug
G2 and G3/4 drum plug treated with lacquer, is often chosen for special chemicals or food grade products.

Drum Paint Cap
Avoid of interior contamination, drum paint caps are efficient protective caps during drum painting process.

How To Use Steel Drum Closure?
Drum flange needs to be riveted onto drum top by flange insertion die before using. It forms a base for drum plug to screw in after drum flange riveted. Customers could choose steel drum plug, plastic drum plug or nylon plug based on contents in the drum.

Appropriate torque is essential while screwing drum plug, excess or lack of torque will lead to leaking risks of the container. After both drum flange and plug are properly installed, it forms a sealing system for drum.

Flange riveting is crucial in terms of final sealing results. Regular maintenance or replacement of insertion die is necessary to keep riveting quality. Key parameters, including insertion die abrasion and flange height after riveting, need to be checked if problems occur.


As a professional cap seal company, we provide drum bung fittings, drum closure, steel drum bung, metal bung, metal drum plugs etc. For more information, please feel free to contact us!