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    1. Surface Preparation The success of soldering hinges on proper surface preparation. Before soldering, it is essential to remove any oils, dirt, or oxidation from the surface. For galvanized iron, this often means using a wire brush or sandpaper to clean the area. It's also critical to remove the zinc coating at the joints to promote better adhesion.


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    The demands of steel component spray painting go beyond applying paint; they require precise control over the spray pattern, thickness, and adhesion. Automatic spray painting machines are equipped with advanced nozzles and sensors to achieve this level of control, making them indispensable for industries requiring exact specifications.