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8414.90.91.80/Silicon Ingot Vacuum Annealing Pump/Japan

Silicon Ingot Vacuum Annealing Pump from Japan

Vacuum pump for semiconductor ingot annealing furnaces that relieve stresses post-crystal growth. Classifiable under HTS 8414.90.91.80 as part of wafer manufacturing equipment supporting crystal processing. Ensures defect-free wafers through controlled thermal processing.

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%
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Import Tips

• Annealing cycle parameters proving semiconductor material compatibility

• High-temperature seal material specs required

• Pitfall: furnace vacs without semi link go to 8414.90.20

Silicon Ingot Vacuum Annealing Pump from Japan — Import Duty Rate | HTS 8414.90.91.80