CO2 Laser tubes and replacement sources

The CO₂ laser tube is the light source of the laser – its condition and stable cooling directly affect cutting and engraving quality. Match the tube’s power and size to the typical materials and working mode, and always check compatibility with your machine model in the technical specification. Replacing a worn tube restores full system performance, provided that the optical path and cooling system are in good working order.

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CO2 Laser Tubes

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CO₂ laser tubes operate in cycles, which over time affects their performance – power loss, poorer edge quality, or the need for higher speeds/multiple passes are typical signs of wear. Selecting and installing a new tube correctly, along with stable cooling, ensures consistent quality and reduces downtime.

Key factors to consider when choosing:

  • Power and application – match to the materials being processed and the intended workload (serial production vs. prototyping).
  • Compatibility – consider length, diameter, connection method and electrical/mechanical compatibility with your machine.
  • Cooling – match the tube to your chiller’s capacity and maintain stable coolant temperature within the recommended range.
  • Working conditions – keep a clean, ventilated workspace and ensure proper ambient temperature to maintain stable performance.
  • Installation and alignment – precise adjustment and optical path calibration reduce power loss and improve cutting edge quality.

Operation and maintenance:

  • Regularly monitor coolant level and condition, flow efficiency and connection tightness.
  • After tube replacement, perform calibration and test runs on reference materials; record process parameters for consistency.
  • Schedule preventive inspections – a simple way to extend component lifespan and maintain predictable production.