Custom Nitrogen Protected Continuous Aluminum Brazing Furnace Automotive Heat Exchangers
Product Overview
As a leading aluminum brazing furnace manufacturer and supplier, we deliver turnkey continuous brazing furnace solutions specifically engineered for aluminum heat exchangers. This mesh belt brazing furnace utilizes controlled atmosphere brazing (CAB) technology with high-purity nitrogen protection. It is the core industrial brazing furnace for mass production of automotive radiators, condensers, evaporators, intercoolers, and new energy vehicle battery cooling plates. With a strong focus on custom brazing furnace solutions, the system's PLC control and modular design ensure it aligns perfectly with specific throughput requirements and dimensional constraints.
Key Advantages
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Oxide-Free Precision CAB Process: As a high-performance nitrogen brazing furnace, it maintains oxygen levels below 50 ppm, ensuring an oxide-free surface finish and superior joint strength for automotive aluminum brazing applications.
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Energy Efficient & Uniform Heating: Options for electric or gas heating optimize low energy consumption. Advanced zoning delivers high temperature uniformity (±3°C), critical for radiator brazing and condenser brazing consistency.
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Stable High-Volume Throughput: The continuous mesh belt brazing furnace design ensures a steady, automated workflow from loading to cooling, ideal for large-scale heat exchanger brazing orders.
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Fully Customizable Equipment Configuration: As a flexible aluminum brazing furnace production line component, we tailor belt width, brazing oven tunnel length, and thermal profiling to accommodate varied intercooler brazing or evaporator brazing specifications.
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Scalable Industrial Design: From aluminum brazing furnace price considerations to facility layout, the system is engineered for seamless integration into existing or new thermal management manufacturing lines.
Technical Specifications
| Parameter |
Typical Specification |
Remarks |
| Model Series |
NB Series (NB-450, NB-600, NB-800) |
Model number indicates mesh belt effective width in mm |
| Atmosphere Type |
Controlled Atmosphere Brazing (CAB) / Nitrogen |
O₂ ≤ 50 ppm ensures fluxless aluminum brazing quality |
| Heating Method |
Electric / Gas (Natural Gas/LPG) |
Energy efficient gas models reduce operational costs |
| Max Operating Temp |
750°C (Brazing Range: 580°C–630°C) |
Suitable for standard aluminum brazing oven processes |
| Temperature Control |
±1°C Accuracy, ±3°C Uniformity |
High temperature uniformity via PLC control zones |
| Belt Speed Range |
100–600 mm/min Stepless Adjustable |
Optimizes cycle time for heat exchanger brazing furnace |
| Nitrogen Purity |
≥99.999% |
Essential for industrial brazing furnace oxide prevention |
| Effective Work Area |
Width: 450–1100 mm, Height: 150–350 mm |
Accommodates radiator and condenser cores |
| Overall Length |
20–40 m |
Full aluminum brazing furnace production line footprint |
| Brazing Zone Length |
6–21 m (Customizable) |
Custom brazing furnace solution for varied throughput |
| Rated Power (Elec.) |
240–700 kW |
Depends on vacuum aluminum brazing furnace alternative config |
Process Flow
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Loading Section: Fluxed aluminum assemblies are placed onto the heat-resistant mesh belt brazing furnace conveyor.
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Drying & Preheating Zone: Uniform heating removes moisture, preventing thermal shock during CAB brazing furnace operation.
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High-Temperature Brazing Zone: Multi-zone controlled atmosphere brazing furnace section where filler metal flows to create durable joints.
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Rapid Cooling Section: Protected nitrogen atmosphere cooling ensures minimal distortion for automotive aluminum brazing components.
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Unloading Section: Finished heat exchangers exit ready for leak testing and final assembly.
Customization and Turnkey Support
This continuous brazing furnace is the cornerstone of aluminum heat exchanger manufacturing. Whether you require a brazing furnace turnkey project for a new factory or a custom brazing furnace solution for heavy-duty truck intercoolers or EV battery plates, our engineering team configures the system to meet exact production demands. Contact us to discuss aluminum brazing furnace price points and technical specifications tailored to your manufacturing goals.
About SUNHOPE
For over 15 years, SUNHOPE has been a leading manufacturer and developer specializing in automotive radiator and condenser components, exporting globally. Our expertise encompasses the entire radiator production line.
Core Services & Capabilities
1.Factory Setup Support: We assist international clients in establishing local radiator/condenser manufacturing plants, providing tailored solutions based on 15+ years of industry knowledge.
2.Comprehensive Equipment Supply: We supply complete production lines (including CKD kits) and offer pre-sales & after-sales technical support. Our engineers provide on-site installation guidance.
3.Full Component Supply: SUNHOPE is your single source for all essential radiator and condenser hardware and plastic components, guaranteeing supply chain reliability and finished product quality.
4.Technical Expertise: As equipment users ourselves, we possess deep operational understanding, enabling us to quickly identify and resolve potential production issues.
Why Partner with SUNHOPE?
1.Extensive Mould Inventory: Over 200 proprietary head plate moulds covering most popular global vehicle models.
2.Equipment Expertise: 10+ years of hands-on radiator manufacturing experience allows us to recommend and source optimal machinery for your needs.
3.Superior After-Sales Support: Strong partnerships with equipment providers ensure prompt and effective service. Our user perspective enables faster, more accurate problem-solving.
4.True One-Stop Solution: From factory design, equipment supply, and component sourcing to technical support - SUNHOPE delivers seamless integration for successful radiator production startup and operation.
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