... quality and stable performance in the past decades.CO2 Laser tube-It's special glass tube mainly contains CO2 ... is widely used for Industrial Cutting, Laser Engraving, Laser industrial processing, Quencher, Cutting & Engraving on Leather, Laser Medical Machine, Infrared detecting, etc. ... archetechture,rock,leather.,etc. Products advantage: 1,Our co2 laser tube starter current 8-10mA,it is lower than ...