Mirror-finished Flow Channel Treatment 450µm Precision Hard Metal Solder Ball Nozzle
The precision-manufactured 450µm solder ball nozzle, through nano-scale aperture processing and mirror-finished flow channel treatment, completely solves the wear and clogging problems of multi-material nozzles, achieving non-clogging, wear-free, and long-life precision solder ball jetting in the field of microelectronics welding.
Structure
- Aperture Accuracy: 450µm ± 1µm (Laser Test Certified)
- Structural Features:
- Monolithic, one-piece construction (seamless, uncoated)
- Mirror-polished flow channel (Ra ≤ 0.1µm)
- Optimized 15° flow cone angle
- Thermal Management:
- Thermal conductivity 85 W/m*K
- Thermal expansion coefficient 4.5×10⁻⁶/K
Performance Comparison
The absolute advantage of integral tungsten carbide nozzles
| Performance Specifications | Carbide Integral Nozzle | Stainless Steel Nozzle | Ceramic Nozzle | Advantages |
| Service Life | 2,000,000+ cycles | 300,000 cycles | 800,000 cycles | 150% increase in service life |
| Aperture Stability | ±1µm | ±5µm | ±3µm | 300% increase in accuracy |
| Thermal Deflection | ≤0.001mm | 0.015mm | 0.005mm | 5x increase in stability |
| Maintenance Cost | No maintenance required | Frequent replacement | Regular replacement | 70% cost reduction |
Core Manufacturing Processes
1. Precision Drilling Technology
- Micro-hole EDM
- Aperture Accuracy ±1µm
- Roundness ≤0.5µm
2. Mirror Polishing
- Diamond Paste Polishing
- Flow Channel Roughness Ra ≤0.1µm
- Electrolytic Polishing for Deburring
3. Quality Inspection System
- Full Inspection with Industrial Endoscopes
- Laser Aperture Measurement
- Flow Testing Verification
