What are the reasons that affect the quality of aluminum alloy die-casting molds? For aluminum alloy die-casting suppliers, it is important to make a set of high-quality die-casting molds. Why does Yurun produce good quality while some manufacturers cannot? Here are some reasons to share with you: 1. Clear appearance of the mold The nameplate content is complete, the characters are clear, and arranged neatly. There should be no dents, rust, excess lifting rings, water vapor, oil holes, or defects that affect the appearance on the surface. 2. The appearance and size of the mold are qualified The surface of the mold has no defects, no fusion marks, and the surface unevenness is less than 0.3mm. There are no air marks, patterns, or bubbles. The dimensional accuracy should meet the requirements of formal and valid mold drawings (or 3D files), and the surface misalignment should be less than 0.1mm 3. Cooling system for molds The cooling or heating s…