Czochralski Crystal Puller from Mexico
A machine used to grow monocrystalline silicon boules by pulling a seed crystal from molten silicon in a controlled temperature environment. It falls under HTS 8419.89.95.85 as semiconductor manufacturing equipment for crystal growth involving precise heating and cooling processes on semiconductor materials classified as 'other materials'.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify equipment is specifically for semiconductor crystal growth to qualify under statistical note; general lab heaters go elsewhere
• Include detailed technical specs and end-use certification to avoid misclassification as Chapter 84 lab equipment