High-Temperature Plate-Type Gas-Gas Heat Exchanger for Tail Gas Treatment in AOGC Unit of TCC-Qixiang New Materials Co., Ltd. Nylon Project, 2021
Product Name: High-Temperature Plate Flue Gas Heat Exchanger (Patent Equipment)
Technical Specifications:
① Modularized Scalable Design
- Field-assembled core modules enabling jumbo-scale deployment
② Temperature-Zoned Material Optimization
- Segmented high/low-temperature modules
- Enhanced corrosion resistance in low-temp sections (pH 1.5~12)
③ Extreme-Temperature Capability
- Design temperature: ≥550°C
- Materials: 304H stainless steel / Superior grades (Inconel 625 optional)
Application Scenarios:
Revolutionizing catalytic oxidation systems for chemical plant flue gas treatment – a national environmental priority. This modular-engineered welded plate heat exchanger delivers:
- 30% cost reduction vs. traditional shell-and-tube units
- 50% shorter lead times through standardized fabrication
- Field-maintainable modules minimizing downtime
Core function: Enables high-efficiency heat recovery between raw and treated flue gas streams.
Suitable For:
- Raw waste gas ↔ Treated flue gas heat exchange
- High-temperature flue gas ↔ Combustion air preheating
- Energy recovery applications with gas streams ≥300°C

