Czochralski Crystal Puller Spare Gearbox from Canada
This precision gearbox is a replacement part for Czochralski crystal pullers used in semiconductor wafer manufacturing to grow monocrystalline silicon boules. It falls under HTS 8475.90.90.00 as a part of machines for hot working glass or glassware, specifically crystal growers for semiconductor processing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify the part is exclusively for semiconductor crystal growers to avoid reclassification as general machinery parts
• Provide detailed technical specs and end-use certificates to confirm eligibility under statistical notes for semiconductor equipment