Auto Die Cast Aluminum Alloy Shell

Causes of Bubbling in Aluminum Alloy Die Castings Yurun aluminum zinc alloy die-casting parts are now widely used in various decorative aspects, such as furniture accessories, electronic parts, construction decoration, bathroom accessories, lighting parts, toys, tie buckles, belt buckles, various metal jewelry, etc. Therefore, high requirements are placed on the appearance quality of castings and good surface treatment performance is required. Aluminum alloy die-casting 1、 Disadvantages: There are protrusions and bubbles on the surface of the die cast parts.   1. It was discovered when it was die-cast.   2. Exposed after polishing or processing.   3. Appears after oil spraying or electroplating.   2、 Cause of occurrence   Pores cause: mainly pores and shortening mechanisms, pores are often circular, while shortening is mostly irregular.   Causes of porosity occurrence:   (1) During the filling and solidification process of molten metal, the invasion…