Float Zone Crystal Grower from Germany
Equipment that uses radio frequency heating to melt a narrow zone of polycrystalline silicon rod, forming monocrystalline silicon via zone refining in a quartz (glass) envelope. Classified under HTS 8475.29.00.00 for hot working glass in semiconductor material production. Critical for high-purity wafers used in electronics.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Document quartz envelope usage and RF heating specs; ensure statistical note compliance for semiconductor testing
• Avoid errors by distinguishing from metallurgical equipment