Rod-in-Tube Optical Preform Assembler from Mexico
Automated machine that inserts core rods into overclad tubes and collapses the assembly into monolithic optical fiber preforms using heat and pressure. Used for specialty fibers. Falls under HTS 8475.21.00.00 as preform manufacturing equipment.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Assembly precision specs (micron tolerances) required
• Differentiate from manual glassworking tools
• Cleanroom compatibility certification