Key principles:

1. Cooling channels 1.5-2x diameter from cavity surface
2. Channel diameter 10-12mm
3. Turbulent flow (Reynolds number >4000)
4. Baffles and bubblers for deep cores
5. Conformal cooling for complex geometries

Full guide: https://www.mfgabc.com/guides/mold-cooling-design-guide.html

你们厂里是怎么处理的？来评论区聊聊。