Copper Friction Welding

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 Copper Friction Welding?

Supro masters advanced Copper friction welding technology for copper, enabling efficient joining of copper and copper alloy components. This helps our clients across various manufacturing sectors optimize costs and enhance market competitiveness.

Copper possesses exceptional electrical conductivity, thermal conductivity, and corrosion resistance, making it widely used in electricity, electronics, construction, automotive, and other sectors. It also underpins the development of emerging industries such as new energy.

Friction welding equipment for the copper alloy

Supro MFG's Copper Friction Welding Solutions

Supro possesses a diverse range of friction welding machines, enabling us to undertake customized/standardized production projects for various copper materials and provide high-quality contract copper friction welding solutions.

Friction Stir Welding(FSW)

Processes structural parts or assemblies like copper and copper alloy profiles, plates, and cylinders. Features precise temperature control to fully preserve copper properties, delivering stable and reliable joint performance. Widely applied in new energy, automotive, construction, and other manufacturing sectors.

  • Defect-free long welds for high-quality copper sheet connections.

  • Significantly refined weld grain structure enhances joint mechanical properties.

  • Exceptional sealing performance meets vacuum or pressure vessel requirements.

  • High-quality welding of various complex copper alloys.

  • Extremely low scrap rate effectively reduces quality loss costs.

  • Eco-friendly process with no smoke, dust, or harmful radiation.

Rotary Friction Welding (RFW)

Used for processing solid/hollow rotary components such as shafts, tubes, and bars made of copper and copper alloys. Effectively preserves copper material properties while achieving efficient integrated forming of tube-to-tube, bar-to-tube, and other assemblies. Widely applied in electricity, electronics, and other manufacturing sectors.

  • Joint strength approaches that of copper base material, delivering exceptional finished product performance.

  • Reduces wasteful consumables and optimizes production costs.

  • Highly automated production significantly saves labor hours.

  • Short production cycles ensure consistent finished product quality.

  • Supports diverse structural combinations including tube-to-tube and bar-to-bar.

  • Solder-free welding process ensures cleanliness and pollution-free operation.

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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