This part was engraved with a 20 watt q-switched ytterbium fiber laser and 160 mm focal length lens. The 160mm focal length lens has a working distance of 176mm from lens to part.
Process Parameters:
Material: Graphite
Power: 18 Watt
Method used: Engraving
Frequency: 25 kHz
Depth: Various
Speed: 5 inchsec
Laser Type: Q-Switched Fiber Laser
Focal Length Lens: 160mm
Cycle Time: Marks – 9.45 Seconds – Marking without rotation