Czochralski Crystal Puller Centrifuge Module from Canada
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 — Canada → United States
60%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, 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