QCW Laser Welding Machine With Reliable Laser Source for Precision Pulse Welding
| Laser Power: | 150W/300W | Pulse Energy: | 15J/30J |
| Power Consumption: | 2 kW/2.5 kW | Power Stability: | ≤ ± 1 por ciento |
| Machine Size: | 665*450*300 mm | Pulse Width: | 0.5 a 50 |
| Peak power: | 1500 W/3000 W | Machine Weight: | 22 kg/28 kg |
| Frequency: | 100 Hz/2 kHz | Wavelength: | 1070 nm ± 10% |
| Input Voltage: | AC220V 50/60Hz | Cooling Method: | Refrigeración por aire |
QCW (Quasi-Continuous Wave) fiber laser technology combines long pulse duration with high peak power, making it an effective solution for precision metal joining. It is widely used in spot welding, seam welding, and other applications where controlled heat input is essential. By delivering concentrated laser energy in programmable pulses, the system helps achieve clean welds, stable penetration, and reduced thermal impact on surrounding materials. This makes QCW welding suitable for processing thin metals as well as components requiring high dimensional accuracy.
The QCW fiber laser welding machine is developed for manufacturers looking to replace selected YAG laser welding equipment. Compared with conventional lamp-pumped laser systems, QCW fiber laser technology offers improved electrical efficiency and more stable laser output while maintaining excellent welding performance. It is suitable for a wide range of precision manufacturing applications, helping users modernize their production process without significantly changing existing welding methods.

- Reliable Laser Source for Precision Pulse Welding.
- An Upgrade Path from Conventional YAG Laser Welding.
- Designed to Reduce Operating and Maintenance Costs.
- Self-Developed Optical Control Technology.
| Model | HW-Q-150 | HW-Q-300 |
|---|---|---|
| Input Voltage | AC220V 50/60Hz | AC220V 50/60Hz |
| Machine Size | 665*450*300 mm | 665*450*300 mm |
| Wavelength | 1070nm ± 10% | 1070nm ± 10% |
| Frequency | 100 Hz | 2 KHz |
| Machine Weight | 22 Kg | 28 Kg |
| Laser Power | 150 W | 300 W |
| Peak Power | 1500 W | 3000 W |
| Pulse Width | 0.5-50 | 0.5-50 |
| Pulse Energy | 15 J | 30 J |
| Power Stability | ≤ ± 1% | ≤ ± 1% |
| Power Consumption | 2 Kw | 2.5 Kw |
| Cooling Method | Air Cooling | Air Cooling |
A QCW fiber laser source requires significantly less routine maintenance than traditional YAG laser systems because it does not depend on consumable lamp assemblies. The compact fiber laser architecture also reduces the number of components requiring regular servicing, contributing to longer operating periods and improved equipment availability. Lower maintenance frequency helps manufacturers reduce downtime, improve production efficiency, and lower the total cost of equipment ownership over time.
The machine incorporates independently developed hardware and software covering high-speed beam splitting, energy distribution management, and pulse timing control. These technologies work together to provide precise laser energy regulation throughout the welding process. The integrated control platform supports stable laser performance, repeatable welding quality, and flexible integration into automated manufacturing systems, making it suitable for a variety of industrial production environments.
Hanwei Laser works in the industrial laser equipment sector, serving customers involved in metal fabrication and manufacturing processes. The company offers equipment for applications where laser technology is used to process metal materials in production environments. Processing requirements often differ from one project to another because of changes in materials, product structures, production methods, and operating conditions. Understanding these factors is an important part of selecting suitable equipment for each application.

The available equipment covers several categories of laser processing and can be applied in manufacturing workshops, repair operations, component production, and other industrial settings. Different processing tasks may require different equipment combinations depending on the intended workflow.
By paying attention to application requirements and production conditions, Hanwei Laser aims to support customers looking for laser equipment that fits their manufacturing processes without adding unnecessary complexity.