All the parts were marked using a 10 watt q-switched ytterbium fiber laser with 160 mm focal length lens. The parts were surface anneal, to create contrasting marks.

Process Parameters:

Material: Carbide
Power: 5 Watts
Method used: Anneal
Frequency: 35 kHz
Depth: Surface
Speed: 20 inch/second
Laser Type: Q-Switched Fiber Laser
Focal Length Lens: 160mm
Cycle Time: 2.69 seconds