Stainless Steel Tunnel Oven
The stainless steel tunnel oven is a continuous vacuum reflow system designed for high-cleanliness and high-stability thermal processing. It features a fully welded stainless steel inner chamber, optimized hot air circulation, and precise temperature control. The system ensures uniform heating, stable conveying, and reliable performance for demanding industrial applications.
Applications
SMT reflow soldering and PCB processing
Semiconductor packaging and heat treatment
New energy battery module processing
Automotive electronics manufacturing
Precision components requiring clean thermal processing
Technical Specifications
| Parameter | Specification |
|---|---|
| Power Supply | AC380V, 3 Phase, 50Hz |
| Total Length | 6000 mm |
| Heating Zone Length | 5000 mm |
| Temperature Range | 40℃ – 350℃ (Typical ≤180℃) |
| Temperature Uniformity | ±3℃ (excluding inlet/outlet) |
| Conveyor Speed | 0.3 – 2.0 m/min (adjustable) |
| Typical Speed | 0.8 m/min |
| Conveyor Type | SUS stainless steel mesh belt / Teflon belt |
| Belt Width | 1010 mm |
| Heating Method | Medium-wave quartz heating tubes |
| Exhaust Volume | Max. 10.0 m³/min |
| Exhaust Pipe | Ø80 mm × 6 |
| Exhaust Temperature | ≤150℃ |
| Vacuum Requirement | Vacuum achieved within 10 seconds |
| Temperature Control Accuracy | ±0.3% FS |
| Control System | Siemens PLC + Touchscreen |
| Temperature Recording | 6-point recorder with USB export |
| Surface Temperature | ≤45℃ (except inlet/outlet & exhaust areas) |
| Cleanliness Level | Class 100 |
Features
Stainless Steel Structure: Fully welded inner chamber with stainless steel components ensures durability and contamination control
Vacuum Reflow Capability: Reduces voids and improves soldering reliability
Uniform Heating: Optimized airflow with top-down circulation ensures temperature consistency
High-Precision Control: PID control with OMRON controller and SSR ensures stable operation
Cleanroom Design: Low particle generation with dust removal device, suitable for Class 100 environments
Efficient Heating System: Quartz heating tubes provide fast heating and high efficiency
Stable Conveyor System: Smooth transport without vibration, jamming, or product damage
Advanced Automation: Siemens PLC + HMI supports MES integration
Comprehensive Safety Protection: Includes phase sequence, overload, emergency stop, and over-temperature protection
Easy Maintenance: Motorized lifting top cover for convenient inspection and servicing
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