| Four-Zone Vacuum Soldering System
The Vacuum 4 Zone Reflow Oven is developed to maintain consistent solder quality in high-density SMT assemblies. Its four independent vacuum zones allow controlled gas extraction during solder melting, reducing void formation and improving joint integrity. The high-end controller system coordinates vacuum and heating profiles to ensure each PCB receives uniform thermal treatment.
This oven supports continuous production with a wide conveyor, accommodating complex board layouts and high component density. By combining precise vacuum control with multi-zone heating, it delivers repeatable lead-free soldering performance across long production cycles, making it ideal for advanced SMT reflow soldering systems.
| Feature
In the vacuum zones, trapped gases in molten solder are actively extracted to minimize voids and prevent defects in fine-pitch and BGA components. Each zone’s vacuum level is monitored and adjusted in real time, ensuring that gas removal occurs without shifting or stressing the PCB. This method improves solder joint density and structural reliability while providing consistent results across batch production, making it essential for high-precision smt reflow soldering applications.
The heating system applies energy in four separate zones to maintain consistent temperature across the entire PCB surface. Airflow and thermal intensity are individually managed to prevent hotspots or cold spots, which ensures solder melts evenly across components. This approach supports complex board designs and high-density SMT assemblies, providing uniform thermal profiles and stable solder flow throughout the vacuum reflow oven 4 zone operation, reducing rework and enhancing quality control.
The operator interface integrates vacuum control, thermal management, and conveyor operation into a unified high-end control platform. Operators can define complete reflow recipes that include vacuum timing, temperature profiles, and transfer speeds. Real-time monitoring, automated alerts, and recipe recall improve reproducibility and reduce human error. This system allows consistent soldering quality over multiple shifts and ensures stable performance for smt reflow soldering and vacuum-assisted reflow oven 4 zone operations.
| Specification
| LV Series Vacuum Reflow Oven | I.C.T-LV623 | I.C.T-LV733 |
Dimensions | L6405*W1695*H1630 | L7164*W1695*H1630 |
Weight | 3000 kg | 3500 kg |
| Number of heating zone | Top 8 /Bottom 8 | Top 10 /Bottom 0 |
| Length of heating zone | 3110mm | 3892mm |
| Number of cooling zone | Top 3 /Bottom 3 | Top 3 /Bottom 3 |
| Exhaust volume requiement | 11m³/min*2 | 12m³/min*2 |
| Power | 3phase, N,PE;AC380V50/60HZ | |
| Normal power consumption | 10KW | 12KW |
| Temperature control Mode | PID close loop cont+SSR driving | |
| Conveyor system | ||
| Rails structure | Three-stage independent | |
| Max width of PCB | 150*150MM-400*400MM | |
| Range of rail width | 50mm-400mm | |
| Components height | Up 25mm/down 25mm | |
| Conveyor fixed type | Front end fixing | |
| PCB conveyor direction | Guide rail plus chain | |
| Conveyor height | 900±20mm | |
| Cooling system | ||
| Cooling method | Forced air cooling (vacuum reflow soldering) Chiller cooling (vacuum nitrogen reflow soldering) | |
| Nitrogen System | Nitrogen confined structures and pipelines, nitrogen flow meters, chillers | |
As the operating efficiency depends on the settings of the process parameters, the values reached actually can differ from the values indicated here. | ||
* I.C.T keeps working on quality and performance, specifications and appearance may be updated without particular notice. If different, please follow the new list.
| SMT Line Equipment List
Our SMT assembly line features advanced equipment for efficient and precise PCB assembly. The fully automated SMT line includes a loader, an auto printer for accurate solder paste application, a pick-and-place machine for precise component placement, a reflow oven for reliable soldering, and an AOI system for thorough defect inspection. This High Quality PCBA Production Line ensures smooth operation, high reliability, and low-cost SMT assembly, meeting diverse industry requirements.
| Product Name | Purpose in SMT Line |
|---|---|
| PCB loader unloader | Automatically loads bare PCBs to the line. |
| SMT stencil printing machine | Prints solder paste on PCB pads accurately. |
| Yamaha SMT machine | Mounts components onto PCBs precisely. |
| SMT Reflow Oven | Melts solder to form solid joints. |
| Automated optical inspection equipment | Inspects solder joints and placement defects. |
| Solder paste inspection machine | Checks solder paste height and quality. |
| Traceability Equipment | Records and tracks production data: Laser Marking Machine/Label Mounter/Inkjet Printer |
| Customer Success Video
Full SMT & DIP line deployment
A large electronics manufacturing facility in Uzbekistan implemented a complete SMT and DIP production solution for motherboard, SSD, and memory module production. The project included full system integration from equipment installation to production validation.
The SMT line consisted of printing systems, multiple placement machines, inspection systems, PCB handling systems, and reflow processing equipment. The DIP line included manual insertion systems, odd-form insertion machines, and wave soldering systems.
I.C.T engineers provided full technical support during installation, debugging, and production ramp-up. After commissioning, the customer confirmed stable system operation and consistent production output across all manufacturing stages.
| Global Full-Line Support
Full production-oriented technical support
I.C.T offers installation, operator training, and process optimization for Vacuum 4 Zone Reflow Oven systems. Engineers assist in setting vacuum levels, thermal profiles, and conveyor parameters to achieve uniform soldering. Training emphasizes the interaction between vacuum control, heating zones, and PCB transfer, enabling operators to maintain consistent lead-free soldering and reduce defects in smt reflow soldering operations.
| Customer Praise
Reliable performance for continuous SMT production
Customers report consistent soldering results across extended runs with high-density boards. The four-zone vacuum system reduces voids and ensures uniform solder flow. Prompt technical support, professional installation, and secure packaging are praised, supporting stable production in vacuum reflow oven 4 zone and smt reflow soldering systems.
| Our Certification
Global industrial compliance
Vacuum 4 Zone Reflow Oven is manufactured under CE, RoHS, ISO9001, and relevant SMT process certifications. Each unit is rigorously tested to ensure reliable operation in lead-free vacuum reflow soldering oven machine environments, providing safety, consistency, and reproducibility for high-precision electronics manufacturing.
| About I.C.T and Factory
Global SMT solutions provider
I.C.T delivers end-to-end SMT, DIP, and coating production line solutions with in-house R&D, manufacturing, and engineering support. Serving over 80 countries, the company ensures stable equipment performance and long-term reliability for vacuum reflow oven 4 zone and advanced smt reflow soldering systems.