Czochralski Crystal Puller Heater Element from Mexico
A graphite or molybdenum heater element designed specifically for Czochralski crystal growers used in semiconductor wafer production, falling under machines of 8472.90.50. It provides precise high-temperature control for pulling monocrystalline silicon boules. Classified as a part of semiconductor manufacturing equipment in HTS 8473.40.41.00.
Duty Rate — Mexico → United States
12%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify compatibility certification with specific 8472.90.50 machines to avoid misclassification as general machinery parts
• Include detailed technical specs and end-use statements proving sole use in semiconductor wafer manufacturing