Ion Implanter Beamline Control PCA from Mexico
PCA regulating ion beam current, energy, and scan in ion implanters doping semiconductor wafers. Classified HTS 8473.30.1180 as part for 8471 implantation machines, no CRT. Dose uniformity <1% achieved.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Mass spec resolution specs required
• Vacuum bakeout procedures documented
• Radiation shielding declarations