Float Zone Crystal Grower from Japan
Equipment that uses a floating molten zone to purify and grow semiconductor crystals like silicon through zone melting, requiring exact heating and cooling. Falls under HTS 8419.39.0280 for its drying and temperature treatment functions in material processing. Used in high-purity wafer boule production.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include process flow diagrams showing heating, melting, and cooling stages for customs validation
• Ensure labeling distinguishes from domestic dryers; industrial certification required