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Stainless Steel Tunnel Oven (Vacuum Reflow Oven)

The Stainless Steel Tunnel Oven (Vacuum Reflow Oven) is a continuous thermal processing system desig

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Content

The Stainless Steel Tunnel Oven (Vacuum Reflow Oven) is a continuous thermal processing system designed for high-cleanliness and high-reliability applications. The internal chamber is fully constructed with stainless steel and welded using argon arc welding to minimize contamination and ensure durability. Combined with vacuum reflow technology, multi-zone heating, and hot air circulation, the oven delivers uniform temperature distribution and stable process performance, making it suitable for precision manufacturing environments.

Applications

This stainless steel tunnel oven is suitable for industries requiring high cleanliness and stable thermal processing:

Electronics: PCB, SMT reflow soldering, component drying and curing

Semiconductor: chip packaging and heat treatment

New energy: battery material processing and module soldering

Automotive electronics: high-reliability soldering applications

Precision industries: products requiring clean and contamination-free heating

Technical Parameters

ParameterSpecification
Power SupplyAC380V, 3 Phase, 50Hz
Total Length6000 mm
Heating Zone Length5000 mm
Temperature Range40℃ – 350℃ (Typical ≤180℃)
Temperature Uniformity±3℃ (excluding inlet/outlet)
Conveyor Speed0.3 – 2.0 m/min (adjustable)
Typical Speed0.8 m/min
Conveyor TypeSUS stainless steel mesh belt / Teflon belt
Belt Width1010 mm
Heating MethodMedium-wave quartz heating tubes
Exhaust VolumeMax. 10.0 m³/min
Exhaust Pipe∮80 mm × 6
Temperature Control Accuracy±0.3% FS
Vacuum RequirementVacuum achieved within 10 seconds
Control SystemSiemens PLC + Touchscreen
Temperature Recording6-point recorder (USB export)
Surface Temperature≤45℃ (except specific areas)
Cleanliness LevelClass 100

Features

Full Stainless Steel Structure: Inner chamber and key components are made of stainless steel, ensuring corrosion resistance and cleanliness

Vacuum Reflow Technology: Effectively reduces voids and improves soldering quality

Uniform Heating Performance: Multi-zone PID control with optimized airflow ensures temperature consistency

Cleanroom Compatibility: Low-particle design with dust control system meets Class 100 requirements

Efficient Heating System: Quartz heating tubes provide rapid and stable heating

Stable Conveying System: Smooth transmission without vibration, jamming, or product damage

Advanced Automation: Siemens PLC and touchscreen interface support MES integration

Comprehensive Safety Protection: Includes phase sequence, overload, emergency stop, and over-temperature protection

Easy Maintenance: Motorized top cover allows safe and convenient access for maintenance

FAQ

1. What is the advantage of a stainless steel tunnel oven?

Stainless steel construction improves corrosion resistance, cleanliness, and durability, making it ideal for high-standard production environments.

2. Is this oven suitable for cleanroom applications?

Yes, it meets Class 100 cleanliness standards and includes dust reduction features.

3. How does vacuum reflow improve product quality?

It reduces air voids in solder joints, enhancing bonding strength and long-term reliability.

4. Can the oven be customized?

Yes, dimensions, temperature zones, conveyor types, and vacuum systems can all be customized.

5. Does the system support process monitoring?

Yes, it includes multi-point temperature recording and USB data export for full traceability.

Qinsun Instruments Co., LTD is a professional laboratory testing instrument manufacturer in China,Have been focusing on laboratory instrument R&D more than 30 years and have rich industry experience,Based on international testing standards,We are also the instrument supplier for BV SGS laboratory,We provide one-stop solutions for lab instruments,Free Training and Turn-Key Service,Products exported all over the world,Offer 36 month warranty and are a trustworthy partner.


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