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Film Coating Tunnel Oven
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Product Information:
The Film Coating Tunnel Oven is an industrial-grade continuous heat treatment equipment specially designed for drying and curing coated films.It adopts a tunnel-type structure combined with a conveyor transmission system, allowing coated films to continuously pass through multiple heating zones. Through precise control of temperature and airflow speed, the equipment can rapidly cure, dry, or dehydrate surface coatings on films, making it a key processing system in film manufacturing and post-processing industries.
Product Applications
1. Film Coating Curing
Used for thermal drying and curing of surface coatings on:
Optical films
Photosensitive films
Other functional coated films
2. Polymer Film Drying
Widely used for curing inks and functional coatings on film substrates such as:
PET films
PI films
PVC films
3. Composite Material Heat Treatment
Suitable for:
Heat pressing and forming of multi-layer film composites
Adhesive curing after lamination processes
4. Electronic Insulation Material Baking
Applied for continuous dehydration and drying of coatings on flexible circuit board substrates and electronic insulation materials.
Product Parameters
| Parameter Item | Technical Specification |
|---|---|
| Heating Energy Source | Electric heating / Steam heating / Infrared heating / Natural gas heating |
| Maximum Operating Temperature | Room Temperature - 250℃ (Customized up to 400℃ according to process requirements) |
| Temperature Control Accuracy | ±1℃ |
| Conveyor Speed | 0.5 - 15 m/min (Variable frequency stepless speed adjustment) |
| Conveyor Belt Material | Teflon mesh belt / Stainless steel mesh belt / Chain conveyor |
| Total Tunnel Length | 6 m - 30 m (Multiple independent temperature zones) |
Product Features
1. High Thermal Efficiency
The equipment adopts a hot air circulation system with multiple independent temperature control zones, ensuring uniform temperature distribution and stable coating curing quality.
2. High Cleanliness Performance
Equipped with high-efficiency filters such as HEPA filters, ensuring a clean internal environment. The oven cleanliness level can reach Class 100 or Class 1000 cleanroom standards according to configuration requirements.
3. Precise Speed Control
The transmission system operates smoothly to prevent film stretching, deformation, or surface damage during the drying process.
4. Intelligent and Safe Operation
The system is equipped with:
Over-temperature alarm
Exhaust gas ventilation system
PLC intelligent touchscreen control
to achieve safe and automated operation.
FAQ
Q1: How does the equipment prevent film wrinkles or deformation during drying?
A: The PLC control system precisely manages the step-by-step temperature increase of each heating zone. Combined with variable frequency speed regulation and tension control, the film can pass through the drying process smoothly without wrinkles or deformation.
Q2: What cleanliness level can the oven interior achieve?
A: The equipment adopts a fully welded stainless steel internal structure. High-efficiency air filters are installed in the air circulation system. According to configuration requirements, the cleanliness level can reach up to Class 100 clean environment standards.
Q3: Can the oven process coatings containing volatile organic compounds (VOCs)?
A: Yes. The equipment can be equipped with explosion-proof heating elements, powerful exhaust systems, and reserved exhaust gas recovery interfaces to ensure safe and environmentally friendly operation.
Q4: What maximum film width can the oven handle for continuous drying?
A: The equipment is a customized product. The effective conveyor width is typically between 300 mm and 2000 mm, and can be designed according to the customer's production line requirements.
