Czochralski Crystal Puller Centrifuge Module from Mexico
This is a specialized centrifuge component used in Czochralski crystal pullers for separating impurities during the growth of monocrystalline silicon boules in semiconductor manufacturing. It falls under HTS 8421.99.0180 as a part of centrifuge apparatus dedicated to semiconductor processing equipment. The module ensures ultra-pure crystal formation by centrifugal purification of molten silicon.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify the part is exclusively for semiconductor crystal growth equipment to qualify under statistical note provisions
• Provide detailed engineering specs and end-use certificates to avoid misclassification as general centrifuge parts