</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Wafer Grinder Workholding Chuck from Japan

Vacuum/porous ceramic chuck for securing semiconductor wafers during grinding operations in 8456.30 precision machines. Maintains wafer flatness during thickness reduction for printed circuit fabrication processes.

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

Specify porosity and vacuum specifications; provide flatness retention test data; certify ceramic material purity