Advantages of a Vertical Double-Chamber Vacuum Carburizing and Gas Quenching Furnace

The vertical Dual-chamber vacuum carburizing and gas quenching furnace is primarily designed for long, slender parts and thin-walled tubular components used in aerospace and other industries where extremely high precision is required. It addresses common challenges in traditional heat treatment, such as significant workpiece distortion, uneven carburization depth, and inconsistent hardness.

Its core innovative advantages include:

1. Minimized heat treatment distortion: By employing overhead carburizing heating and vertical longitudinal gas quenching, distortion is minimized throughout the entire process for long-bar workpieces.

2. Uniform temperature distribution and carburization depth control: Furnace temperature uniformity is maintained within ±3°C, ensuring consistent carburization depth and uniform carbon concentration across the entire height of the workpiece.

3. Efficient and eco-friendly cooling: Utilizing a He+H₂ mixed gas medium, the heat exchange capacity at 20 bar pressure is comparable to that of dynamic oil, combining high efficiency with clean and eco-friendly characteristics.

4. Full-Height Synchronized Cooling: Slender workpieces can achieve synchronized cooling at a rate of ±25°C/second across their entire height, ensuring uniform hardness in the upper, middle, and lower sections of the part.

5. Energy-Efficient Design: During workpiece transfer for quenching, the heating chamber maintains a high temperature, allowing only the workpiece to undergo heat exchange. This results in minimal heat transfer, rapid gas quenching, and significantly reduced energy consumption.

This technological breakthrough in vertical dual-chamber vacuum carburizing and gas quenching equipment has successfully addressed the core challenges of distortion and uneven carburization in the heat treatment of slender components for the aerospace and other industries, significantly enhancing the manufacturing quality and reliability of critical components. With nearly two decades of expertise in the thermal processing equipment sector, ACME not only provides advanced heat treatment equipment but also offers comprehensive “equipment + process” solutions.