Plasma CVD Preform Deposition Tower from Mexico
Plasma-enhanced CVD tower uses microwave plasma to deposit high-purity silica inside rotating tubes for advanced optical fiber preforms with fluorine doping capability. Produces fibers for long-haul telecom. Under HTS 8475.21.00.00 as specialized optical fiber manufacturing machine.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include microwave frequency specs and plasma containment documentation
• Distinguish from semiconductor plasma etchers (Chapter 90 testing)
• RF shielding compliance for electromagnetic compatibility