Czochralski Crystal Puller from Japan
A Czochralski crystal puller is specialized machinery used to grow monocrystalline silicon boules from molten semiconductor material by slowly pulling a seed crystal. It falls under HTS 8442.30.01 as equipment for preparing printing components, though primarily associated with semiconductor wafer production which aligns with precise material processing apparatus in this category.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify equipment specifications match statistical notes for semiconductor processing to avoid misclassification
• Provide detailed technical documentation including boule diameter capacity and growth method for customs valuation