CO2 Laser Gas Discharge Tube from Japan
CO2 laser tubes use high-pressure CO2-N2-He gas mixture for 10.6μm infrared laser output in material processing. The RF or DC excited gas discharge classifies as vapor electron tube under HTS 8540.89.0020.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Gas recirculation system specs distinguish sealed vs. flowing gas types
• RF coupling or electrode configuration docs prevent misclassification
• Water cooling jacket integration affects complete machine status