We shown you In the following mold It's a multi-cavity mold, we have designed reasonable cooling water for cavity ,core and mold base, in order to confirm that the mold has been cooled well enough in the production process to make the product shrink and balance, and the product does not deformation
1. Mold Cooling's Crucial Function in Injection Molding
The foundation of successful injection molding is adequate cooling. It guarantees consistent shrinkage, shortens cycle times, and avoids expensive flaws like product warpage. In order to achieve uniform temperature distribution throughout the mold, water line architecture is the most important cooling aspect.
2. Typical Errors in the Design of Mold Cooling Channels
Many manufacturers fail to consider the subtleties of water line, which might result in:
• Uneven cooling: Channels that are not regularly spaced or too near the mold surface.
• Inadequate flow: Thermal gradients are caused by narrow channels or ineffective routing.
Thermal stress: Warpage is caused by improper placement close to thick-walled regions.
3. The Best Ways to Lay Out Water Lines
A. Placement Strategy
• Place cooling lines at a constant depth and parallel to the mold cavity.
B. Consistent Channel Distance
• To prevent hotspots, keep channels at equal distances from one another. The optimal spacing is 5-8× the channel diameter.
C. Advanced Methods
• Baffle cooling: To enhance coolant flow, install baffles in deep cavities.
• (Spiral cooling): For consistent cooling of cylindrical parts, this method works best.
D. Compatibility of Materials
• For long-term effectiveness, select materials that are resistant to corrosion, such as copper or stainless steel.
4. Case Study: Optimizing Layout to Reduce Warpage
1. Moving cooling channels toward areas with thick walls.
2. To get rid of stagnant areas, use slanted lines in place of straight channels.
3. Putting computational fluid dynamics (CFD) simulations into practice for accurate flow analysis.
5. Instruments for Accurate Water Line Design
• CAD software for heat simulation, such as Moldflow Insight.
• 3D printing for intricately shaped conformal cooling channels.
Investing in professional mold cooling channel design not only enhances product quality but also boosts production efficiency. At SHENZHEN YAT FEI INDUSTRIAL CO., LTD, our 20+ years of expertise in plastic mold manufacturing ensures tailored solutions for your injection molding needs.
Contact us to leverage advanced water line layouts and reduce warpage in your next project!
