Coating Curing Oven (Tunnel Type)
The coating curing oven is a continuous hot air tunnel furnace designed for precision thermal processing under clean air atmosphere. It is developed in accordance with GB2423.2-1989 and GB/T11158-1988 standards. The system integrates heating, airflow, filtration, and conveying into a compact structure, providing stable temperature control, uniform heating, and clean processing conditions for both production and R&D applications.
Applications
Thick film firing of precious metal pastes
LTCC (Low Temperature Co-fired Ceramics) processing
Hybrid integrated circuits
Silver paste sintering
Glass thin film annealing research
Other high-temperature air atmosphere processes
Technical Specifications
Parameter
Specification
Power Supply
AC380V, 3 Phase, 50Hz, 68 kVA
Working Width Options
600 / 800 / 1000 / 1200 / 1500 mm (customizable)
Temperature Range
+50°C – 220°C (max. 220°C, customizable)
Temperature Uniformity
±2°C (empty chamber)
Temperature Accuracy
±3°C (empty chamber)
Cleanliness Level
Class 100 (FED-STD 209E compliant)
Conveyor Type
PTFE (Teflon) mesh belt with tracking system
Heating Method
Sheathed electric heaters
Airflow Direction
Horizontal airflow (left to right)
Temperature Control
PID controller + SSR output
Temperature Sensor
Armored K-type thermocouple
Data Recording
6-channel paper recorder
Features
Precise Airflow Control: Uniform horizontal airflow ensures stable thermal distribution
High Temperature Uniformity: Optimized heater control improves consistency across the chamber
Reliable Conveyor System: PTFE belt with tracking structure ensures stable transport and adaptability
Cleanroom Compatibility: Class 100 design with particle filtration system
Advanced HMI System: Touchscreen interface with data analysis and event logging
Robust Structure: Stainless steel inner chamber with full argon arc welding minimizes contamination
Energy-efficient Insulation: High-density insulation reduces heat loss
Flexible Customization: Working size and process parameters can be tailored
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