5-Axis CNC Femtosecond Laser Turning Machine
In the world of ultra-precision micromachining, accuracy, repeatability, and flexibility are non-negotiable. GL.evo is a next-generation 5-axis CNC laser turning machine developed by GFH GmbH,...
5-Axis CNC Femtosecond Laser Turning Machine
A Precise 5-Axis Femtosecond Laser Turning Machine for Ultra-Fine Micromachining - GL.evo
In the world of ultra-precision micromachining, accuracy, repeatability, and flexibility are non-negotiable. GL.evo is a next-generation 5-axis CNC laser turning machine developed by GFH GmbH, purpose-built for applications that demand the highest levels of precision—especially in the sub-micron range. Designed around ultrafast femtosecond laser technology, GL.evo enables true contactless material removal with exceptional control and stability.
By leveraging femtosecond laser pulses, the GL.evo achieves thermal damage–free processing with outstanding surface quality and geometric accuracy. Its 5-axis CNC architecture supports complex freeform geometries, micro-turning operations, and intricate 3D structures that are not achievable with conventional machining or longer-pulse laser systems. This makes it ideal for producing high-value microcomponents with tight tolerances and superior repeatability.
United Spectrum Instruments, the official distributor of GFH laser micromachining systems in India, brings the GL.evo platform to industries requiring uncompromising machining performance. With strong application expertise, integration support, and local service capabilities, United Spectrum Instruments enables Indian manufacturers and R&D centres to adopt world-class laser turning solutions for advanced microfabrication challenges.
Understanding 5-Axis CNC Femtosecond Laser Turning Machine
The 5-Axis CNC femtosecond laser turning machine, such as the GL.evo by GFH GmbH, represents the pinnacle of ultra-precision micromachining. Powered by femtosecond laser pulses, it enables cold ablation, ensuring burr-free, crack-free machining without heat-affected zones. Its 5-axis kinematics deliver nanometre-scale precision for complex geometries and rotationally symmetric parts. Equipped with integrated vision, inline metrology, and Industry 4.0 automation compatibility, it guarantees process reliability and repeatability. This advanced system finds applications across medical devices, aerospace, semiconductors, automotive sensors, and luxury watchmaking, making it the gold standard for high-performance, non-contact, and thermally neutral micromachining solutions.
Technical Specifications
| Parameter | Specification |
| Axis | Torque drive |
| Drive | Direct drive, Torque drive |
| Acceleration | 20 m/s², 170 1/s² |
| Positioning accuracy | 1 µm / 4 arcsec |
| Repeatability | 1 µm / 4 arcsec |
| Dimension | B = 2344 / T = 3455 / H = 3087 |
| Total Weight | 13 t |
Key Features and Advantages
Ultrafast Femtosecond Laser Technology
The GL.evo leverages femtosecond lasers to deliver ultra-short pulses that allow cold ablation—enabling burr-free, crack-free machining with no heat-affected zones (HAZ). Ideal for processing metals, ceramics, polymers, and transparent materials.
Advanced 5-Axis Kinematics
The machine’s high-dynamic 5-axis CNC configuration allows complex geometries to be machined with nanometre-scale precision, even on rotationally symmetric parts. This enables true laser turning with extremely tight tolerances and freedom of form.
Integrated Machine Vision & Metrology
Built-in high-resolution cameras and optional inline measurement systems facilitate real-time process monitoring and automatic quality control—improving both throughput and confidence in production outcomes.
Modular Automation Options
From rotary loading modules to automated tool changers and pallet systems, the GL.evo can be fully integrated into Industry 4.0-ready production lines for both prototyping and series manufacturing.
Seamless Software Integration
Equipped with intuitive CAM software tailored for laser turning and micromachining tasks, the GL.evo supports CAD import, parameter optimisation, and intelligent process control for simplified programming.
Applications Across Industries
Medical Technology – Sub-Micron Precision for Biomedical Microdevices
The GL.evo system addresses the extreme miniaturisation and material sensitivity required in advanced biomedical manufacturing. Femtosecond laser pulses enable:
- Atraumatic stent and microcatheter fabrication
- Texturing implant surfaces
- Cannula and hypodermic needle machining
- Bioresorbable polymer processing
Aerospace & Energy – High-Performance Materials with Thermal Neutrality
Femtosecond laser turning using the GL.evo is ideal for machining heat-sensitive superalloys and ceramic materials in the aerospace sector:
- Cooling hole micro-drilling
- Machining of fuel injector nozzles and sensor housings
- Laser turning of high-performance micro shafts and rotating components
- Processing of battery and hydrogen fuel cell components
Electronics & Semiconductors – Precision for Photonic and MEMS Structures
GL.evo’s high-resolution laser beam positioning and sub-picosecond pulses make it a powerful tool for:
- Wafer-level structuring
- Precision dicing and slotting
- Laser trepanning and pocket milling
- Patterning dielectric coatings and anti-reflective surfaces
Automotive & Sensor Manufacturing – Advanced Materials and Integration
Femtosecond laser turning enables extreme detail machining for future mobility and sensing technologies:
- Micro structuring of pressure, flow, and thermal sensors
- Laser turning of high aspect ratio pin and probe elements
- Machining of combustion and fluid dynamics research components
- Micromachining transparent sensor substrates
Watchmaking, Micro-Mechanics & Luxury Instruments – Aesthetic and Functional Detailing
GL.evo brings nanoscale precision to decorative and functional features in premium craftsmanship:
- Laser turning of gear shafts, escape wheels, and pivots
- Engraving intricate dials and logos
- Micro-drilling and slotting of jewels and synthetic sapphire
- Custom texturing of watch faces or movement parts
Why Choose United Spectrum Instruments?
United Spectrum Instruments is the exclusive Indian distributor of GFH GmbH micromachining systems. Our services include:
- Application Feasibility Consultation – Understand whether GL.compact fits your process
- Turnkey Installation & Calibration – Full setup with alignment and automation options
- Process Optimisation – Material-specific recipe development and laser parameter tuning
- AMC & On-Site Support – India-wide coverage for annual maintenance, emergency support
- Training & Upgrades – Get your team trained and your machine upgraded over time
FAQs
What makes the GL.evo 5-axis femtosecond laser turning machine unique compared to conventional CNC machining?
The GL.evo uses ultrafast femtosecond laser pulses for cold ablation, enabling burr-free, crack-free machining without heat-affected zones. Unlike conventional CNC, it delivers sub-micron accuracy and allows machining of materials that are otherwise difficult or impossible to process mechanically.
Which materials can be processed with femtosecond laser turning?
The system can process metals (stainless steel, titanium, Nitinol), ceramics, polymers, transparent materials (sapphire, quartz, fused silica), and even advanced superalloys and composites without thermal damage.
What are the key applications of the GL.evo system?
-
Medical technology: stents, catheters, bioresorbable scaffolds
-
Aerospace & energy: turbine blade cooling holes, injector nozzles
-
Electronics & semiconductors: MEMS, PICs, wafer structuring
-
Automotive & sensors: EV battery components, micro-nozzles
-
Luxury & watchmaking: gear shafts, jewels, dials, engravings
How does the machine ensure precision and quality control?
The GL.evo integrates high-resolution cameras and optional inline metrology systems for real-time monitoring and automatic quality assurance. Combined with advanced CAM software, it ensures repeatability, tight tolerances, and reliable production outcomes.
Is the GL.evo suitable for both prototyping and mass production?
Yes. With modular automation options such as rotary loading, pallet systems, and Industry 4.0 integration, the GL.evo is ideal for both rapid prototyping and high-volume production lines requiring superior micro-machining accuracy.
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FAQs
What makes the GL.evo 5-axis femtosecond laser turning machine unique compared to conventional CNC machining?
The GL.evo uses ultrafast femtosecond laser pulses for cold ablation, enabling burr-free, crack-free machining without heat-affected zones. Unlike conventional CNC, it delivers sub-micron accuracy and allows machining of materials that are otherwise difficult or impossible to process mechanically.
Which materials can be processed with femtosecond laser turning?
The system can process metals (stainless steel, titanium, Nitinol), ceramics, polymers, transparent materials (sapphire, quartz, fused silica), and even advanced superalloys and composites without thermal damage.
What are the key applications of the GL.evo system?
-
Medical technology: stents, catheters, bioresorbable scaffolds
-
Aerospace & energy: turbine blade cooling holes, injector nozzles
-
Electronics & semiconductors: MEMS, PICs, wafer structuring
-
Automotive & sensors: EV battery components, micro-nozzles
-
Luxury & watchmaking: gear shafts, jewels, dials, engravings
How does the machine ensure precision and quality control?
The GL.evo integrates high-resolution cameras and optional inline metrology systems for real-time monitoring and automatic quality assurance. Combined with advanced CAM software, it ensures repeatability, tight tolerances, and reliable production outcomes.
Is the GL.evo suitable for both prototyping and mass production?
Yes. With modular automation options such as rotary loading, pallet systems, and Industry 4.0 integration, the GL.evo is ideal for both rapid prototyping and high-volume production lines requiring superior micro-machining accuracy.
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