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What causes leakage of electricity in tin wire during the welding process and what are the solutions?

Return to List source: JJY Release Date: 2022.03.11

Generally, when working in this industry, it is necessary to avoid encountering this issue. Therefore, caution is the most important in this regard. Do not be careless. Any danger that exists should be treated well. Usually, there will not be just one problem; there may be multiple ones. It is necessary to carefully analyze the problem and solve it. Below, JJY solder Paste Manufacturer will explain the general situation to youTin wireThe causes and solutions of leakage in this aspect:

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Generally, there are many reasons involved in this issue, such as whether the customer's welding process has been cleaned;PCBWhat is the distance between the solder joints on the board;The insulation resistance of the flux itself after soldering is related to the environment and other factors.

1First of all, it is necessary to understand the customer's situation during the welding process and after weldingPCBWhether the board has been cleaned or not, if leakage occurs after cleaning, the main reasons are:PCBThe problem lies with the board itself, whether it was not cleaned thoroughly, and whether the cleaning agent caused corrosion or impurities were left behind. When the customer finishes weldingPCBWhen the board has not been cleaned, it can be based onPCBSelect different types of fluxes based on the distance distribution of the solder joints on the board. For instance, the insulation resistance after soldering of the general-purpose and nickel-plated fluxes of Yuda Cheng Company is all greater than1*1011After weldingPCBNone of the boards will have any leakage of electricity.
2,PCBThe distance between the solder joints on the board and the current frequency between the solder joints are also one of the reasons that must be considered for leakage. If the distance between the solder joints is very close or the current frequency between two solder joints is very high, it is recommended that the customer use rosin core solder wire and clean it after soldering, or use no-clean solder wire.

3The environment also has a certain influence, whenPCBAfter the board is welded, if it remains in a damp environment for a long time, it is also very likely that the flux residue will absorb moisture and cause leakage of electricity.

The above is an account of some factors that can cause leakage. The best way for everyone to prevent leakage during the operation process is toPCBIf the board is thoroughly cleaned, there will be no leakage of electricity. Also, it is necessary to choose high-quality and specific flux. If you still have any questions or want to learn more about soldering, lead-free solder wire and other related knowledge, please continue to follow the online message of JJY Solder Paste Factory to interact with us.




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