

VF-VKH Single Chamber Vacuum Diffusion Welding Furnace
Model: VF-VKH
Temperature: 1320℃
Temp Uniformity: ±5℃
Ultimate Vacuum: 5×10-3 or 4×10-1Pa
Gas Cooling Pressure: Negative Pressure
Vacuum Pump: Diffusion Pump, Mechanical Pump, Roots Pump
Application
- The VKH model is at the forefront of precision diffusion welding technology, catering to a diverse array of materials. Designed with aerospace, automotive, and medical industries in mind, it delivers welds of unparalleled strength and perfection, meeting the rigorous demands where only the highest quality joins are acceptable.
Technical Characteristics
Precision Temperature Control: The VKH model’s cutting-edge temperature control system ensures exact heat distribution across the welding chamber. This precision eliminates hotspots and cold zones, guaranteeing uniform welds every time.
Advanced Vacuum System: Developed with the latest technology, our vacuum system provides the perfect environment for diffusion welding by removing air and impurities, ensuring the integrity of each weld is uncompromised and meets the highest quality standards.
High-Quality Heating Elements: Crafted from the finest materials, our heating elements are not only built to last but also to perform consistently under demanding conditions. This reliability forms the backbone of our furnace’s enduring performance.
Efficient Cooling Mechanisms: Incorporating state-of-the-art cooling technologies, the VKH model significantly reduces cycle times, enabling higher throughput without sacrificing weld quality. This efficiency is a game-changer in fast-paced production environments.
User-Friendly Interface: Designed with the operator in mind, our interface simplifies the complexity of precision welding. Intuitive controls and clear monitoring screens make operation and process oversight straightforward and error-free.
Robust Construction: The VKH model is constructed to endure the toughest industrial conditions while maintaining peak performance.
Its durability is a testament to Vulcan Furnace’s commitment to quality and reliability.
Main Advantages
Versatile Welding Capabilities: The VKH model’s adaptability to different materials and thicknesses opens up a world of possibilities for manufacturers. Whether dealing with delicate medical devices or robust aerospace components, our furnace meets diverse welding needs with precision.
Energy-Efficient Operation: Our commitment to sustainability is reflected in the VKH model’s design, which reduces power consumption without compromising output. This efficiency translates to cost savings and a lower environmental footprint.
Reduced Operational Costs: The VKH model’s low maintenance requirements are a direct result of our attention to quality in every component. This design philosophy minimizes downtime and extends the furnace’s lifespan, providing more value over time.
Superior Weld Strength and Quality: Each weld produced by the VKH model is a testament to Vulcan Furnace’s engineering excellence.
Meeting and exceeding industry standards, our furnace ensures that every joint contributes to the structural integrity of the final product.
High Throughput: The VKH model is engineered for speed, processing multiple welds swiftly while maintaining the highest quality standards. This capability ensures that projects stay on schedule and productivity remains high.
Environmentally Friendly: We take pride in the VKH model’s green credentials. Its design minimizes emissions, making it a responsible choice for companies committed to environmental stewardship.
Additional Configuration
Customizable Chamber Sizes: Tailor your VKH furnace to the unique requirements of your projects with customizable chamber sizes.
This flexibility ensures that your furnace is a perfect fit for your welding needs, no matter the scale.
Atmosphere Control Options: Specialized welding environments require specialized solutions. The VKH model offers atmosphere control options to modify the welding environment, enhancing the quality of specific welds.
Upgraded Cooling Systems: Our advanced cooling systems are designed for optimal performance, ensuring the furnace quickly returns to safe temperatures, ready for the next cycle. This feature is crucial for maintaining high production rates.
Remote Monitoring and Control: Embrace the future with the VKH model’s remote monitoring and control capabilities. This technology allows for unparalleled oversight of the welding process, ensuring each weld’s parameters are perfectly maintained from anywhere in the world.
Furnature Descriptions
Model | Valid Zone(mm) | Maximum Temp(℃) | Heating Power (Kw) | Ultimate Vacuum(Pa) | Gas Cooling Pressure (Bar) |
VKH-40 | 450x300x300 | 1320 | 40 | 5×10-3 or 4×10-1 | 2 |
VKH-80 | 600x400x400 | 1320 | 80 | 5×10-3 or 4×10-1 | 2 |
VKH-120 | 700x500x500 | 1320 | 120 | 5×10-3 or 4×10-1 | 2 |
VKH-150 | 900x600x600 | 1320 | 150 | 5×10-3 or 4×10-1 | 2 |
- Chamber size and temperature according to customer need;
- Control System:Computer control,touch screen control,micro-computer control.
OEM size,temperature,vacuum system,atmosphere system can be accepted.
Let’s make something great together. Feel free to contact us by telephone or email and we will be sure to get back to you as soon as possible.☺
With Accessories
Sic or MoSi2 |
2 sets | ![]() ![]() |
Gloves |
1 pair | ![]() |
Clamp |
1 pc | ![]() |
Instruction manual |
1 book | ![]() |
Company Profile


Henan Vulcan Furnace Industry Co., Ltd. was founded in 1963, formerly one of the earliest state-owned large-scale design institutes engaged in the production and research of electric furnaces in China. After the restructuring of the Design Institute in 1999, some technicians founded the Henan Electric Furnace Research Institute, mainly engaged in the production and technical consultation of various electric furnaces. In 2022, Henan Electric Furnace Research Institute integrated a number of domestic and foreign first-line supporting enterprises and changed its name to Vulcan Furnace Industry, located in the High-tech Zone of Luoyang City, Henan Province, China.
Vulcan furnace industry has passed the ISO9001 quality system certification, CE certification, a total of 3 factories, with a total area of 15000 square meters. Vulkan Furnace has more than 10 senior engineers and more than 100 workers.
With nearly 70 years of production experience and excellent quality, we have established long-term good cooperative relations with many large domestic scientific research institutes, research institutions, universities, medical institutions, large production enterprises, and listed companies.
So far, Vulcan electric furnaces have been exported to more than 30 countries and regions such as the United States, France, Russia, Canada, the United Kingdom, Australia, South Korea, Turkey, India, Pakistan, South Africa, Brazil, Thailand, and Singapore. Welcome to contact us and establish a good cooperative relationship!
Production Process
01
Automatic Cutting
The CNC machine tool used for automatic cutting can cut out very precise shapes according to the drawings, with an error of no more than 0.02mm, which ensures that the electric furnaces of Vulcan Furnace Industry have a beautiful appearance and are durable.
02
Folding Machine
Microcomputer control, safe production and protection. Set up the data sheet according to the drawing, then fold the steel plate into the specified angle. All these components form the frame of the Vulcan electric stove.
03
Welding
Precision welding, the different parts of the electric furnace are welded together, the weld seam is beautiful and reliable, and all have been polished and polished many times.
04
Epoxy Resin Spraying
Epoxy resin spraying with thickness up to the standard can accept a variety of color customization, waterproof and anti-corrosion, the surface is very good, and the color can be maintained for a long time.
05
Installation & Commissioning
Install high-quality heating elements, chambers, and wires into the furnace step by step according to the standard operating procedure for electric furnace installation. The display screen can adjust the program to English or Chinese according to customer needs.
06
Completed
Vulcan furnace has a strong mass production capacity and design level, and can manufacture different types of furnaces from small to large. The temperature is from 800-3600 degrees Celsius.
07
Package
Vulcan Furnaces has extensive experience in the packaging of electric furnaces. Heating elements that are too brittle will be individually packaged to avoid damage during transportation. The packaging includes shock-absorbing air bubble pads, wooden pallets, steel frame pallets, plywood wooden boxes, etc.
08
Transportation
Vulcan Furnace Industry has its own transport fleet, which can safely transport electric furnaces to major ports in China, ensuring the safety of the goods to the greatest extent. And we are the VIP of many global shipping companies, we can give customers the best service and price, including transporting the electric furnace directly to the customer’s warehouse. (DDU/DDP)