Sisma Laser Welding SWA 300F/450F
The Sisma SWA 300F/450F laser welding system delivers precise and reliable mold repairs. Its fiber laser enables high-quality welding on steels, copper alloys, and aluminum without preheating, minimizing distortion. Maintenance-free, energy-efficient, and equipped with intuitive software, it ensures fast, repeatable, and flawless results for complex and narrow geometries.
Features
Welds complex areas without preheating, avoiding distortions and edge burns.
Achieves excellent hardness and weld quality on steel, copper alloys, and aluminum.
No consumables, minimal downtime, and high energy efficiency.
Supports circular paths, inclined planes, filling, and overlapping welds.
Stable process with a high-quality laser beam for consistent, fast welding.
Overview
| Description | SWA 300F | SWA 450F |
|---|---|---|
| Source type | Fiber laser | Fiber laser |
| Wavelength | 1070 nm | 1070 nm |
| Average laser power | 300 W | 450 W |
| Max peak power | 3 kW | 4.5 kW |
| Max pulse energy | 30 J | 45 J |
| Pulse duration | 0.1–10 ms / CW | 0.1–10 ms / CW |
| Shot frequency | 0.5–50 Hz | 0.5–50 Hz |
| Spot diameter | 0.1–2 mm | 0.1–2 mm |
| Integrated cooling | Air | Air |
| Focusing optics | 120 mm | 120 mm |
| X axis stroke | 300 mm | 300 mm |
| Y axis stroke | 150 mm | 150 mm |
| Z axis stroke | 500 mm | 500 mm |
| Axes speed | 0.1–30 mm/s | 0.1–30 mm/s |
| Power supply | 230V 50/60Hz 1ph 2 kW | 230V 50/60Hz 1ph 2.6 kW |
| Weight | 320 kg | 325 kg |









