The Aluminum Diffusion Welding Machine is a specialized system designed for high-strength, defect-free joining of aluminum alloys without melting. Utilizing solid-state diffusion bonding technology, it produces lightweight, corrosion-resistant joints ideal for aerospace, automotive, and electronics applications where traditional welding fails.
Certifications
40+ Patents and 2 National Software Copyrights, 10,000㎡ Factory with 100+ skilled employees.
Our Partners
We have served over 5,000+ customers worldwide, and our long-term partners include Tesla, BYD, and Siemens.Over 50+ Fortune 500 companies.
HAIFEI Customer Site
What are the core selling points of Diffusion Welder for Aluminum?
Revolutionize Your Aluminum Joining with Solid-State Diffusion Welding
100% Molecular Bond
Eliminates contact resistance; conductivity is equivalent to the base material.
No Melting, No Splatter
Solid-state welding process; no solder required, no spatter, no porosity.
Precision Control
Digital monitoring of pressure, temperature, and time.
Industry Applications
Our Diffusion Welder for Aluminum have been widely used in the following fields:
Aerospace
Satellite fuel tanks
Lightweight structural components
01
Electric Vehicles
Battery enclosures
Power busbar connections
02
Electronics
Heat sink assemblies
Hermetic package sealing
03
High-Speed Rail
Overhead conductor systems
Vibration-resistant joints
04
Why Our Machine Stands Out
Compared to traditional brazing or laser welding, diffusion welding utilizes a precise combination of high temperature and high pressure to promote the diffusion of aluminum atoms at the contact surface.
Atomic-Level Connection: Atomic-level bonding is achieved at temperatures below the melting point through constant pressure.
Oxide Film Breakthrough: Patented pressure head design and thermal circulation system effectively penetrate the oxide film on the aluminum surface, ensuring consistent weld quality.
Multi-Layer Capability: Supports stacking from 2 layers to 100+ layers of aluminum foil or sheet, with thickness deviations controlled within a specified range.
Patented Surface Activation
Special pretreatment ensures 30% stronger Al-Al bonds
Energy-Saving Design
40% lower power consumption vs. conventional systems
AI Quality Monitoring
Real-time bond strength prediction with 99.2% accuracy
Modular Configuration
Upgradeable for R&D or high-volume production
Specification and Parameters
|
|
Items \ Model |
Unit |
HFTD-100-QY |
HFTD-200-Y |
|
1 |
Rated capacity |
KVA |
100 |
200 |
|
2 |
Power supply |
V/Ø/Hz |
380V±10% / 3 phases / 50Hz |
|
|
3 |
Rated duty cycle |
% |
50% |
50% |
|
4 |
Primary current Max. |
A |
100 |
200 |
|
5 |
Primary cable |
mm2 |
3*35+2*16 |
3*50+2*16 |
|
6 |
Short-circuit current Max. |
KA |
80 |
160 |
|
7 |
Secondary voltage |
V |
21 |
21 |
|
8 |
Air pressure cylinder |
Ø*L |
Ø100*80 |
/ |
|
9 |
Hydraulic cylinder |
Ø*L |
/ |
Ø100*100 |
|
10 |
Working pressure Max. (0.5/10.5MPa) |
KN |
50 |
100 |
|
11 |
Cooling water demand |
/ |
0.2～0.3MPa,40 micron filtration, Resistivity of 5 kΩ. cm |
|
|
12 |
Cooling water consumption |
L/Min |
100 |
150 |
|
13 |
Throat depth |
mm |
270 |
270 |
|
14 |
Distance between copper plates |
mm |
180 |
180 |
|
15 |
Working environment |
mm |
temperature: 1～45℃ humidity: 35～90％ |
|
Product photos and details
Diffusion Welder for Aluminum
Pneumatic-hydraulic booster cylinder
Electrical control cabinet
Everything You Need to Know
What are the core advantages of aluminum diffusion welding compared to traditional brazing or laser welding?
Aluminum diffusion welding is a solid-state process that avoids defects like porosity, hot cracking, and distortion common in traditional fusion welding and brazing, yielding purer, more uniform joints. Our machine further offers patented surface activation technology and 40% lower energy consumption.
How does this Diffusion Welder for Aluminum handle the aluminum oxide layer to ensure weld strength?
Our equipment utilizes patented surface activation technology for pre-treatment, effectively removing or disrupting the aluminum oxide layer. This, combined with precise control of temperature, pressure, and time, ensures high-strength, defect-free metallurgical bonding.
What is the production efficiency of the equipment, and how long does a welding cycle take?
Specific welding cycle times vary by workpiece, but our energy-optimized design and efficient heating/pressing systems enable rapid heating and precise control, shortening overall cycle times. The modular configuration also supports optimization for high-volume production.
Does operating this equipment require highly skilled professional welders?
Our aluminum diffusion welder is designed for ease of operation and intelligence, featuring an AI quality monitoring system and intuitive interface. This significantly reduces the need for highly skilled welders, allowing operators to master the equipment with basic training and lowering labor costs.
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