Analyze the opening method of plastic seals

2021-10-10


The use of plastic seals is quite wide, and it has been widely used in railway cargo boxes, electric box meters, trucks, truck doors, banks, customs, fire extinguishers, and other fields. According to the structure of plastic seals, it is easy to see that it is locked by a serrated barb. How can this plastic seal be opened after it is locked?

It is impossible to open the plastic seal perfectly and use it again because the plastic seal itself is disposable, once it is broken, it cannot be restored and cannot be used again. If it can be opened intact, the plastic seal is defective. Under normal circumstances, no matter what kind of seal is used, we can open it in the following ways.

1. Open the lock of the plastic seal.

2. Heating the plastic seal can easily take out the above two opening methods to keep the plastic seal relatively intact, but it cannot be said that there is no damage at all. Based on the one-time nature of the plastic seal, it is not necessary to keep it intact. It can be cut with scissors or opened with lead sealing pliers.

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