Paul Mayer tested several products that are marketed or reputed as products that are capable of marking on metal using a CO2 laser in this article.
CO2 vs. Fiber Laser - Which One Should You Buy?
BesCutter 3-axis 100W Galvo CO2 Laser Head Scanner/Marking Machine with Metal Tube – Amada Parts & Turbo Blowers
SFX 20w/30w CO2 Laser Machine Non-Metallic Materials CO2 Laser Marking Machine Wood Glass/Acrylic/Paper/Rubber Model: 20w/30w CO2 Laser Machine +
SFX 20W/30w CO2 Laser Machine Non-Metallic Materials CO2 Laser Marking Machine Wood Glass/Acrylic/Paper/Rubber
OMTech Laser Marking Spray, Metal Laser Marking Fluid for CO2/Diode Laser Engravers, 4×13oz Aerosol Spray for Black Laser Engraving Metal, Laser Ink for Aluminum Stainless Steel Brass(4 Pack)
Laguna Blog Customer Story
Metal Marking with a CO2 Laser
Co2 Laser Metal Tube Marking Machine at Rs 510000/piece, CO2 Laser Marker in Noida
CO2 Metal Marking Spray with a Laser
30W Separated CO2 Laser Marking Machine Non-Metal Laser Marker Engraver
CO2 Laser Marking Laser Color Marking Machine – WM machinery