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How to desolder?

Published date: 30 January 2023

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 What is desoldering?

Desoldering is the process of removing solder from a connection. This can be done for a variety of reasons, such as replacing a component or repairing a circuit board. Desoldering can also become necessary to repair a messy joint.

There are several methods of desoldering, but they all involve heating up the solder so that it melts and it can be removed from the joint.

How to desolder?

There are a few different ways to desolder components, each requiring a different set of tools. The most common methods are:

  • Soldering iron. To desolder electronics with this method you only need a soldering iron and a pair of pliers. The process involves heating the solder with the iron until it melts, then removing the components with pliers. It’s a simple method, but you’ll need to use the iron carefully, or risk damaging the board or the
  • Desoldering pump. This technique uses a small, high-pressure pump to suck the solder away after you melt it with a soldering iron. Desoldering pumps are efficient and easy to use, but their size can make it difficult to fit them into tight spaces.
  • Soldering wick. This method is most effective for through-hole attachments, or for cleaning up excess solder after you have removed a component using another desoldering method. It involves using a soldering wick, which is a braid made from intertwined copper wires. Apply some flux to the wick, put the tip of the wick on the joint and heat it up with a soldering iron. The melted solder will be sucked away by the wick.
  • Heat gun. This method uses a heat gun or a hot air rework station to melt the solder. Using heated air to desolder is quicker than using a soldering iron. However, it requires great care as it can easily lead to component and board damage.

Some tips and tricks

When it comes to desoldering, there is no one-size-fits-all approach. Depending on the type of soldering job, you may find different techniques, tools and materials that work for you. However, there are some tips and tricks that can help make the process easier and more efficient.

  1. Using the right tools is key to successful desoldering. Using a wick is great for removing small amounts of solder quickly and efficiently, while desoldering pumps are useful for larger jobs where more solder needs to be removed.
  2. Be gentle while removing components. Applying too much pressure can damage delicate circuits.
  3. Be patient and take your time. Rushing through the process will only make things harder and increase the chances of making a mistake.
  4. Keep your workspace clean. A clean environment will prevent unwanted debris from interfering with the process.
  5. Most importantly, stay safe! Work in well-ventilated areas, wear protective gloves and goggles and keep your soldering iron or hot air gun in its stand after use.

By following these tips and tricks, you can ensure that your desoldering jobs are completed quickly and safely – leaving you with professional results every time!

Conro Electronics, as a leading supplier of materials and tools in the electronic manufacturing industry, offers a wide choice of soldering and desoldering tools from major manufacturers such as Metcal and Techspray.

We’ll show you how to improve product reliability while increasing performance and lowering costs. Our team of technical support specialists will provide your company with dependable global supply, unrivalled efficiency, and superior technical support.

Feel free to contact us on 0208 953 1211 or send us an email to info@conro.com

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