Float Zone Crystal Grower for Gallium Arsenide from Japan
Equipment employing the float zone method to produce high-purity monocrystalline gallium arsenide boules for semiconductor wafers. Classified under HTS 8455.21.00.00 as a hot rolling mill due to the hot zone melting and zone refinement process simulating hot rolling of semiconductor material into boule form.
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 float zone operation for semiconductor boule production
• Ensure labeling specifies material compatibility (e.g
• GaAs) to distinguish from steel rolling mills