Float Zone Crystal Grower Roll from Japan
Specialized roll for float zone method in crystal growers, producing high-purity silicon ingots for semiconductor wafers by precisely controlling zone melting. Classified in HTS 8455.30.00.65 for rolling mill rolls under 2,268 kg used in semiconductor boule processing. Essential for achieving the purity required before wafer slicing and grinding.
Duty Rate — Japan → United States
10%
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
Import Tips
• Include float zone process diagrams in import docs to prove semiconductor material growth application
• Certify exact weight and material compatibility with silicon/gallium arsenide
• Watch for reclassification if bundled with full crystal grower assembly