What does the bar code on the lead seal do?

When many customers buy lead seals, they often ask if they can print bar codes, so why print bar codes? What does a bar code on a lead seal do?

Bar codes are multiple black bars and spaces of varying widths, arranged according to certain coding rules to express a set of graphical identifiers. The common bar codes on lead seals are black bars and white bars with very different reflectivity. Line pattern, Its role mainly includes the following points.

1. Bar codes have Anti-Counterfeiting functions. The Anti-Counterfeiting on bar codes mainly uses random verification codes. This random verification code is determined based on the number of bar codes customized, and the number of randomly measured bar codes is determined. If you don't know that the entire batch of customization is not able to measure this random code, this also adds new advantages to the Anti-Counterfeiting function.

2. The embossed bar code of relative digital text is relatively simple and convenient. It is easy to engrave the bar code on the lead seal using a laser engraving machine. The operation is convenient and fast.

3. Bar codes can store and convey more information than other digital and textual information. This is why bar codes are engraved on the surface of lead seals in order to store more information on the surface of lead seals and can be read.

4. Bar code scanning and recognition speeds up the work rate. Bar code engraving can easily read bar code information on lead seals. Using a handheld machine to scan the corresponding bar code, you can immediately get the information contained therein.