Sheet metal is a comprehensive cold processing process for metal sheet (usually below 6mm), including shearing, punching / cutting / compounding, folding, welding, riveting, splicing, forming (such as automobile body), etc. Its remarkable feature is that the thickness of the same part is consistent. The products processed by the sheet metal process are called sheet metal parts. The sheet metal parts referred to in different industries are generally different, and are often used for assembly. Distribution box manufacturer