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Solar Tunnel Oven

The Solar Tunnel Oven is a high-temperature continuous baking and drying system designed for solar e

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Email : info@qinsun-lab.com

Content

The Solar Tunnel Oven is a high-temperature continuous baking and drying system designed for solar energy components, electronic materials, precision parts, and other industrial applications requiring stable high-temperature processing. The equipment adopts SUS304 stainless steel inner chamber construction, precision PID temperature control, and optimized hot air circulation technology to achieve uniform heating and reliable drying performance.

With a maximum adjustable temperature of 360℃, the tunnel oven provides excellent temperature stability and clean processing conditions. The conveyor system, temperature monitoring system, and dust-control design ensure consistent product quality during continuous production.

Application

The Solar Tunnel Oven is widely used for high-temperature drying, baking, curing, and heat treatment processes, including:

Solar cell and photovoltaic component processing

Ceramic material drying and sintering processes

Electronic component baking

Precision parts heat treatment

Glass and optoelectronic product processing

Coating and adhesive curing applications

Clean production lines requiring high-temperature stability

It is suitable for industries requiring accurate temperature control, low contamination, and continuous automated production.

Parameters

ItemSpecification
Equipment TypeSolar Tunnel Oven
Power SupplyAC380V, 3 Phase, 50Hz, 85KVA
CDA Supply16L/min, 5.0–7.0 kg/cm²
Exhaust CapacityMAX 10.0 m³/min
Exhaust PipeCentral exhaust pipe Ø100mm × 6 pcs
Exhaust TemperatureBelow 150℃
Conveyor Speed0.3–3.0 m/min adjustable
Standard Working Speed1.0 m/min
Conveyor MaterialPET-FILM & COVERLENS
Conveyor Belt ColorMilky white
Conveyor Belt Specification04#25 specification, lap joint
Working Width800mm (customizable)
Maximum Temperature360℃ adjustable
Temperature Uniformity≤±5℃ (excluding inlet and outlet areas)
Inner Chamber MaterialSUS304 stainless steel plate, thickness 1.2mm
Insulation MaterialHigh-density aluminum silicate ceramic fiber insulation
Door SealingHigh-temperature silicone sealing gasket
Temperature ControllerOMRON PID temperature controller
Temperature Control Accuracy±0.3% FS
Temperature MonitoringSix-channel temperature recorder with USB data export
Heating ElementMedium-wave quartz electric heating tubes
Air Circulation MethodSpecial airflow design for uniform temperature distribution
Conveyor Drive SystemTaiwan Wanxin geared motor + reducer + inverter + gear chain drive
Conveyor Belt SurfaceSmooth surface, prevents product scratches
External Surface TemperatureBelow 45℃ (excluding inlet/outlet and exhaust areas)
Upper Cover OpeningElectric cylinder lifting system with support rod protection
Safety ProtectionPhase sequence protection, overload protection, control circuit protection, emergency stop, over-temperature protection

Features

High Temperature Processing Capability

The Solar Tunnel Oven supports temperatures up to 360℃, making it suitable for high-temperature drying, baking, and curing applications.

Stable Temperature Control

Equipped with OMRON PID temperature controllers and SSR solid-state relay output, the system provides accurate temperature adjustment and stable operation.

Uniform Heating Performance

The optimized airflow circulation structure ensures even heat distribution inside the tunnel and improves product processing consistency.

Clean Production Structure

The inner chamber is made of SUS304 stainless steel with full argon arc welding. Stainless steel components and low-friction conveyor support rollers help reduce particle generation.

Reliable Conveyor System

The conveyor system provides smooth product transportation with reduced vibration, helping prevent scratches, edge damage, and contamination.

High-Quality Drying Results

The optimized heating process helps prevent defects such as bubbles, over-baking, yellowing, and white spots after baking.

Advanced Temperature Monitoring

The six-channel temperature recording system monitors temperature changes in different sections and supports USB data export for process traceability.

Dust and Static Control Design

The inlet dust-removing roller helps maintain conveyor cleanliness, while the outlet static elimination bar reduces electrostatic problems during transportation.

Flexible Customization

The working width, tunnel length, temperature range, conveyor design, and control system can be customized according to customer production requirements.

Safe Operation System

Multiple protection functions, including overload protection, phase protection, emergency stop, and over-temperature protection, ensure safe and reliable operation.

FAQ

1. What is the maximum temperature of the Solar Tunnel Oven?

The Solar Tunnel Oven can reach a maximum adjustable temperature of 360℃. The temperature range can be customized according to different materials and production processes to meet various high-temperature drying and baking requirements.

2. What industries use solar tunnel ovens?

Solar tunnel ovens are commonly used in photovoltaic components, electronics, ceramics, precision parts, glass processing, and other industries requiring continuous high-temperature treatment with stable temperature control.

3. How does the oven maintain temperature uniformity?

The equipment uses a special airflow circulation design combined with PID temperature control and multi-point temperature monitoring. This helps maintain uniform temperature distribution and improves product consistency during continuous operation.

4. Can the conveyor width and oven size be customized?

Yes. The conveyor width, heating length, temperature zones, belt material, and equipment dimensions can be customized according to product size, production capacity, and process requirements.

5. How does the tunnel oven prevent product defects during baking?

The oven uses precise temperature control, stable air circulation, and a smooth conveyor system to reduce defects such as bubbles, over-baking, yellowing, white spots, scratches, and contamination, ensuring better product quality after processing.

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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