Crystal Boule Weighing Platform from Japan
A specialized stainless steel platform for scales used to weigh monocrystalline semiconductor boules produced by Czochralski crystal pullers. Classified under HTS 8423.90.90.00 as a part of weighing machinery tailored for semiconductor material growth processes. It supports accurate mass verification post-crystal pulling to monitor yield and purity.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide fab process documentation linking the platform to semiconductor boule weighing to justify classification
• Ensure anti-corrosion certifications for cleanroom compatibility during import inspections