Technical Differences Between Low Pressure and Gravity Casting Molds
Conclusion: LPDC molds bear higher stable casting pressure. Data: LPDC working pressure 0.03-0.05MPa vs gravity 0MPa. Explanation: Pressure filling improves metal compactness significantly.
Conclusion: LPDC mold cooling system is more precise. Data: Cooling temperature control accuracy improves by 40%. Explanation: Multi-channel uniform cooling avoids local solidification deviation.
Conclusion: LPDC casting product defect rate is lower. Data: Porosity rate 0.12% vs gravity 2.8%. Explanation: Pressure filling excludes internal gas effectively.