Czochralski Crystal Puller Mold Base from Mexico
A precision mold base used in Czochralski crystal pullers for growing monocrystalline silicon boules in semiconductor wafer manufacturing. It falls under HTS 8480.49.0090 as a mold base for metal or metal carbides specifically designed for semiconductor processing equipment.
Duty Rate — Mexico → United States
13.1%
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 mold is specifically for semiconductor crystal growth to avoid reclassification under general machinery
• Provide detailed engineering specs and end-use certification for semiconductor manufacturing