Czochralski Crystal Puller Furnace from Mexico
A high-temperature furnace used in the Czochralski method to grow monocrystalline silicon boules from which semiconductor wafers are sliced. It is a key piece of wafer manufacturing equipment classified under HTS 8473.30.91.00 as a part suitable solely for machines of heading 8471 used in semiconductor processing.
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
• Verify equipment is dedicated to semiconductor wafer production with manufacturer specs; obtain end-user certificates for cleanroom compatibility; watch for ITAR restrictions on high-tech components