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Exploring the Applications of the 6kW Single-Mode Fiber Laser in Various Welding Industries
June 30,2025

Introduction    As technological advancements continue to drive the manufacturing industry, traditional welding methods often struggle to meet modern demands for efficiency and precision. In response to this challenge, Han’s Laser has developed the 6kW single-mode fiber laser, a high-brightness, lightweight, and modular solution that addresses common industry pain points, such as poor beam quality, low stability, and bulky equipment. This innovation not only reduces labor, transportation, and maintenance costs but also optimizes productivity and enhances welding quality across multiple sectors, marking a significant step forward in intelligent manufacturing.

 

Applications of the 6kW Single-Mode Fiber Laser    Han’s Laser 6kW single-mode fiber laser is versatile and well-suited to various industries, offering tailored solutions that improve both the quality and efficiency of welding operations.

 

Case Study 1: New Energy Sector (Copper Welding)

 

  • Challenge: Welding of highly reflective materials requires excellent beam quality and stability.

  • Solution: TheHan’s laser 6kW fiber laser, with a focus diameter of 34 microns, is paired with a galvanometer (galvo) scanning head for dynamic beam control, enabling precise and efficient welding of copper.

 

New energry

Case Study 2: 3C Industry (Aluminum Alloy Mobile Phone Frame Welding)

 

  • Challenge: Welding highly reflective aluminum alloys, while controlling porosity, cracking, and minimizing distortion, is a significant challenge.

  • Solution: The Han’s Laser 6kW fiber laser, with a focus diameter of 50 microns and a collimation head, provides precise energy delivery to achieve optimal weld quality with minimal distortion.

 

Case Study 3: Automotive Component Welding (Carbon Steel)

 

  • Challenge: The need for high-strength welds with minimal spatter, while maintaining high efficiency and stability.

  • Solution: The Han’s laser 6kW fiber laser, adjustable between 100 and 200 microns in focus diameter, uses a combination of galvo scanning heads and a collimation lens for optimal results, ensuring high-quality welds with minimal spatter.

 

Automotive Component Welding

 

Case Study 4: Electrical Switchgear Welding (Stainless Steel)

 

  • Challenge: Ensuring airtight welds with controlled smoke and dust emissions, while maintaining structural integrity.

  • Solution: The Han’s Laser 6kW fiber laser, with a focus diameter of 200 to 300 microns and a collimation head, ensures clean, focused energy application for high-strength, high-quality welds.

 

Case Study 5: Heat Exchanger Plates (Stainless Steel & Titanium Alloys)

 

  • Challenge: Achieving high-strength welds with controlled spatter and dust pollution, especially for larger surfaces.

  • Solution: The Han’s Laser 6kW fiber laser, with a focus diameter of 300 microns and a collimation head, delivers precise energy application for large-scale welding applications, resulting in bright, clean, non-oxidized welds that meet customer specifications.

 

The integration of a coaxial airflow system and optimized welding processes ensures that the 6kW fiber laser produces high-quality welds on large heat exchanger plates, with bright, clean weld surfaces that meet strict strength requirements.

 

Conclusion  The 6kW single-mode fiber laser from Han’s Laser represents a significant leap in welding technology, offering robust, flexible solutions tailored to meet the diverse needs of modern industries. By adapting to specific material types and industry requirements, this advanced laser system not only enhances production efficiency but also improves the overall quality of the final product. As industries continue to evolve, the precision and adaptability of these advanced laser systems will play a key role in shaping the future of manufacturing.