(1) For goods with low requirements on sealing performance for contents with low requirements on sealing performance, such as grease, it is generally appropriate to select the lift pressure closed structure to make it easy to open and close;
(2) For the contents with high sealing performance requirements for the items with high sealing requirements, bolt compression type or spiral pressure type drum closures are selected, and bolt type or lever type sealing hoop is used for straight opening barrel and neck opening.
Lever type sealing hoop has more complex structure than bolt type sealing hoop, higher cost but easier to use, bolt type sealing hoop is stronger.
Short comments: Drums of different sizes and properties are available for different types of drum closure, users can choose according to the actual situation.
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