CO2 laser marking machine uses CO2 as the laser source, and then uses the computer to control the scanner to change the laser beam optical path to realize automatic marking on non-metallic materials. The machine has fast marking speed and simple operation. Whether it is industrial or small business marking, this is the beginning of low cost. As a leading laser marking machine manufacturer, ByteLaser has two types of CO2 laser marking machines for sale: RF laser and glass tube laser marking machine. For home or amateurs, you can check out mini laser engraver.

RF Laser Source
RF laser source adopts an all-metal structure integrated design.
Pros | Cons |
Small volume | Laser-power generally below 100w |
Maintenance-free | More expensive than Glass tube laser |
Air cooling | Small marking area |
Low cost of use | |
High quality laser | |
Stable laser | |
Long life (20,000 hours) |

Glass Tube Laser
Glass laser source uses a glass tube to store CO2.
Pros | Cons |
Cheap price | Large size |
High power | Short life (6000 hours) |
Can deep engraving and cutting | Water cooling |
Large working area | Poor stability |
Long startup time |
CO2 laser marking machine can engrave and mark non-metallic materials, which are some common materials.
Acrylic | Wood | Cardboard | Cork |
Paper | Ceramic | Stone | Plywood |
Leather | Bone | Bone | MDF |
Glass | Rubber | Polymer | Onyx |
Fabric | Denim | Plastic | Foam |

More About Co2 Laser Marking Machine
CO2 laser can not directly mark metal, but it can be used to mark coated metals. For the marking solutions of metal materials, please refer to: Fiber laser marking machine.
The main difference between CO2 and fiber laser marking machine is the marking materials.
- CO2 laser marking machine: non-metallic materials.
- Fiber laser marking machine: metal materials.
For more differences, please refer to: Fiber vs CO2 Laser Marking Machine: Which One Should You Buy?