Strengthen the Electricity construction capability!

Friction Welding for the Electricity Sector

Supro MFG specializes in manufacturing 2-1200 ton pressure rotary friction welding machines, including: continuously driven friction welding machines and inertia rotary friction welding machines, as well as contract friction welding part processing services.

What is Friction Welding for Electricity Sector?

Supro masters advanced Electricity Friction Welding technology for the electricity industry, specializing in high-quality welding of dissimilar metals such as aluminum-copper. We are committed to providing welding solutions with high conductivity and superior mechanical strength, enhancing the operational reliability and extending the service life of electrical products.

In the electricity sector, the integrity of every conductor connection directly determines the efficiency of energy transmission and the long-term safety and stability of power systems.

Friction welding equipment for the Aerospace Industry

Supro MFG's Electricity Friction Welding Solutions

Supro offers multiple series of friction welding machines, supporting customized and large-scale production of various power system devices. We provide high-quality contract friction welding solutions tailored to the electricity industry.

Friction Stir Welding(FSW)

Ideal for aluminum components in the electricity sector such as GIL and busbars, this process enables high-quality aluminum-copper connections, delivering dense, defect-free welds with excellent electrical conductivity to ensure long-term, stable operation of power equipment.

  • Precisely matches the unique structural and performance requirements of electrical components.

  • High process stability builds cost competitiveness.

  • Dense, defect-free microstructure delivers high fatigue strength at joints and extended equipment lifespan.

  • Entire production process is clean and environmentally friendly, aligning with green manufacturing principles.

  • Suitable for welding aluminum alloys (Series 5, Series 6), aluminum-copper alloys, and other same-material/dissimilar-material combinations.

  • Capable of customized contract friction welding for power system components such as automotive battery trays and GIL/GIS aluminum alloy enclosures.

Rotary Friction Welding (RFW)

Used for axisymmetric components like high-voltage electrical contacts and power fittings, RFW achieves high-stre bonds between dissimilar materials such as copper and copper-tungsten. With superior electrical conductivity, it meets the demanding reliability requirements of prolonged service.

  • Achieves 100% weld density, ensuring stable current-carrying capacity for electrically conductive components.

  • Delivers exceptional production efficiency to meet bulk demand for electrical fittings.

  • Integrated automated production line solutions offering both cost competitiveness and superior product performance.

  • Ideal for manufacturing rotary electrical fittings such as equipment clamps.

  • Suitable for copper, copper alloys, copper-tungsten alloys, and other materials.

  • Capable of customized contract friction welding for power system components including tubular busbars, conductive rods, and GIL systems.

Why Choose Supro MFG?

Supro Focuses on High Quality and Cost Reduction, Doubling Production Efficiency

Our friction welding technology is dedicated to achieving cost optimization and efficiency gains for customers across multiple dimensions:

Optimizing production cycles to enhance factory productivity.

Reducing product defect rates to minimize wasteful costs.

Maximizing material utilization to lower procurement costs at the source.

CNC-driven intelligent systems cut secondary processing expenses.

Dedicated technical experts provide full-cycle project support, ensuring comprehensive production process safeguards.

Eco-friendly processes deliver cleaner, more sustainable manufacturing.

Process Steps for Rotary Friction Welding

Preheating Stage

When subjected to axial pressure, the metal materials come into contact. The rotating end rotates at low or high speed to press against the stationary end metal material. Upon contact, the rotational kinetic energy is converted into thermal energy through friction. As the temperature approaches the metal's melting point, the material enters a thermoplastic state.

Melting Stage

The continuously increasing axial forging pressure boosts friction kinetic energy, causing material temperature to rise steadily and the heated zone to expand. The melted material is extruded by the top pressure, with molecules diffusing and interpenetrating until the weld forms a unified structure. During this stage, axial pressure and feed distance are precisely controlled. Once the predetermined distance and weld dimensions are achieved, the melting stage is completed.

Welding Stage

During this stage, rotation must be paused while applying increased axial forging force to the components. This action aligns the metal molecules uniformly and fuses them more tightly together. Upon cooling, the components are forged into a single, integrated structure, thereby completing the rotational friction welding process.

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Supro's Friction Welding Technology Meets Your Production Needs

Supro Focuses on High Quality and Cost Reduction, Doubling Production Efficiency

No matter how complex your project, Supro possesses the technical capabilities and engineering expertise to bring it to life:

Transparent pricing with high cost-effectiveness.

As friction welding specialists, our mature process database and proprietary technology ensure production efficiency.

Capable of handling welding projects from same-material to dissimilar-material applications.

Supro's friction welding quality meets your production expectations.

Multiple certifications guarantee products strictly comply with production specifications and standards.

Supports customized one-stop services from design consultation and prototype testing to mass production.

Online staff provide 24/7 prompt responses to your inquiries, delivering efficient consultation services.

When facing technical challenges, our reliable technical team swiftly delivers professional, customized optimal solutions.

By choosing Supro MFG, you gain comprehensive value assurance:

Our mission is to significantly enhance your project's market competitiveness through our core strength of experienced technical expertise.

Continuously Evolving Core Technology and Exceptional Quality

With 40 years of focus on deepening the application of friction welding processes in production scenarios, we build technological barriers by continuously upgrading process, equipment, and quality control standards through cutting-edge research and technological innovation.

Customized, one-stop friction welding solutions

We provide a full-cycle, closed-loop service encompassing demand analysis and communication, customized process design, equipment selection and commissioning, and high-quality sample production. A dedicated team closely monitors your project throughout, helping you reduce production costs, boost efficiency, and seize market opportunities.

Reliable Full-Cycle Technical Support and Operational Assurance

Our 24/7 professional online response team provides immediate equipment troubleshooting and production parameter optimization guidance. Leveraging remote data monitoring, we proactively identify potential issues and deliver solutions, ensuring stable and reliable production to bolster your market competitiveness.

Flexible material options

Economical and efficient connection of metal materials and various combinations

aluminum alloy

stainless steel

carbon steel

titanium alloy

copper alloy

brass

bronze

nickel alloy

A premier manufacturer of rotary friction welding machines

We possess world-class rotational friction welding process technology and R&D capabilities, specializing in customized, high-performance system configurations. We provide customers with on-demand design and a full suite of technical services for automated rotational friction welding machine manufacturing solutions.

Uniform flash

low-loss conversion

fully automated

temperature control system

more efficient cyclic manufacturing

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