Float Zone Crystal Growth Vacuum Pump from Japan
High-vacuum pump designed for float zone method crystal growers, maintaining ultra-clean vacuum conditions to produce pure semiconductor boules. Classified under HTS 8414.10.00.00 for vacuum pumps in semiconductor wafer manufacturing.
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 technical datasheets showing vacuum chamber compatibility for float zone processes
• Ensure labeling indicates semiconductor-specific use to distinguish from general industrial pumps
• Watch for reclassification if pump is bundled with full crystal growth system as a single machine