Float Zone Crystal Grower from China
Float zone crystal growers produce monocrystalline semiconductor boules using the float zone method for high-purity silicon wafers. Classified under HTS 8465.91.00.27 for sawmill machines in woodworking/semiconductor contexts, as it supports boule preparation prior to wafer slicing saws. Matches statistical note (a)(i) for crystal growers in wafer manufacturing.
Duty Rate — China → United States
38%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Include process flow diagrams showing integration with wafer slicing to confirm sawmill classification
• Pitfall: overlooking cleanroom compatibility certifications required for semiconductor import
• Check for ITAR restrictions on high-tech crystal growth tech