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How to choose products suitable for automatic soldering?

In production applications, not all products are suitable for automatic soldering, so how should we choose?

1. Is the solder joint suitable for manual soldering with a soldering iron.

2. Does the surrounding components of the solder joint affect the space for automatic soldering.

3. Can the solder joints be successfully welded in one go.

4. The amount of heat absorbed by solder joints.

5. The size of the solder pad.

6. The shape and spatial distribution of solder joints.

7. The batch size of the product.