Three identification of drum closure quality
1. large welding points of plugs
The welding points of plug is used to stick the attachment on the body of plug, and prevent it from falling over during opening and closing process.
2. Specific Thread
Thread is the connection between drum plugs and drum flanges, so the specific thread is the important points that prevent the closure from leakage.
3. High Elastic Gasket
The gasket on the drum closure set is the last gate to protect the substance in the drum containers, once the some substance are easy-flammble, it will cause big accident after leakage.