Semiconductor Crystal Boule Grinder from Japan
High-precision centrifugal grinder that rotates crystal boules to achieve exact diameters and orientation flats indicating conductivity type for semiconductor wafers. Fits HTS 8421.19.00.00 as other centrifuges per statistical notes for wafer preparation equipment.
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
• Submit boule diameter tolerance specs (e.g
• ±0.1mm) and flat grinding documentation; ensure labeling distinguishes from metallurgical grinders; prepare for CBP verification of semiconductor end-use