Heat the workpiece under different vacuum (10-2~10-6 mbar), remove the adsorbed gas and impurities on the surface of the workpiece, and avoid weld porosity and inclusion defects.
Multi-zone independent temperature control, combined with PID algorithm, to achieve ±5℃ furnace temperature uniformity, with good temperature control accuracy.
Through inert gas nitrogen under different cooling pressure, combined with high-speed large flow fan to quickly cool the workpiece, cooling speed is controllable.
According to the uniqueness and complexity of vacuum brazing process, it is equipped with multiple protection mechanisms to eliminate potential risks from all aspects and multiple dimensions, and fully ensure the safe operation of equipment.
Support the overall brazing of complex workpieces such as multi-layer laminated sheets, honeycomb structure, small runner (such as heat exchanger fins, rocket nozzle) to achieve high-precision assembly and sealing.
Can braze the combination of heterogeneous materials, through the gradient transition layer design to alleviate the stress problem caused by the difference in thermal expansion coefficient.
Choose a flexible opening method of the furnace door according to the customer's on-site requirements (such as the door position left and right direction, automatic or manual opening).
Integrated PLC, with program controller or computer interface, touch screen, recorder and other real-time monitoring furnace vacuum degree, temperature, pressure and other data, support remote fault diagnosis and process tracing.
| Model number | PQ-65 | PQ-80 | PQ-130 |
|---|---|---|---|
| Effective working area dimension: Width × height × length (mm) | 650×500×1000 | 800×800×1300 | 1300×1200×2200 |
| Working vacuum | 10-1~10-6 mbar (optional) | ||
| Temperature | Maximum 1320℃ / normal operating temperature 540~1280℃ | ||
| Cooling gas medium | Nitrogen, Argon (optional) | ||
| Gas cooling pressure | 0.87∼2.8 barabs, maximum support 10 barabs (optional) | ||
| Handling weight approx. (Kg) | 450 | 800 | 2500 |
| Installed power (KW) | 185 | 350 | 475 |
What temperature uniformity can the vacuum brazing furnace achieve?
The furnace achieves a temperature uniformity of ±5℃. This is achieved through multi-zone independent temperature control combined with an advanced PID algorithm, ensuring high temperature control accuracy.
How does the vacuum environment prevent defects during the brazing process?
By heating the workpiece under a high vacuum range of 10-2 to 10-6 mbar, the furnace effectively removes adsorbed gas and surface impurities. This process prevents common defects such as weld porosity and inclusions.
What cooling media and pressures are supported for quick cooling?
The system supports Nitrogen and Argon as cooling gas media. The standard gas cooling pressure ranges from 0.87 to 2.8 barabs, with optional support for up to 10 barabs for controlled, rapid cooling via a high-speed, large-flow fan.
Can this equipment handle complex workpieces and heterogeneous materials?
Yes. It supports the overall brazing of complex structures like multi-layer laminated sheets, honeycombs, and small runners. It can also braze combinations of heterogeneous materials using a gradient transition layer design to reduce thermal expansion stress.
Is customization available for the working dimensions and parameters?
Yes, we support customization of the furnace's effective working area size, maximum temperature, working vacuum level, gas cooling pressure, and other parameters to match your specific production requirements.
How is the equipment monitored and controlled?
The system features an integrated PLC with a program controller or computer interface, touch screen, and recorder. It monitors vacuum levels, temperature, and pressure in real-time, while supporting remote fault diagnosis and process tracing.