Used Czochralski Crystal Puller from Mexico
A rebuilt machine tool used to grow monocrystalline silicon boules via the Czochralski method by precisely pulling and rotating a seed crystal from molten silicon. It falls under HTS 8461.90.60.40 as a used or rebuilt machine tool working by removing metal or cermets through grinding and shaping processes on crystal boules. This equipment prepares semiconductor material for wafer production.
Duty Rate — Mexico → United States
14.4%
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 rebuild certification and documentation proving the machine's refurbishment meets original specs to avoid reclassification as scrap
• Include detailed service history and test reports for US Customs to confirm 'used or rebuilt' status under statistical notes
• Ensure compliance with semiconductor equipment export controls from origin country