8442.30.01/Semiconductor Wafer Lapper/Japan

Semiconductor Wafer Lapper from Japan

Wafer lappers use loose abrasives to lap both sides of semiconductor wafers simultaneously, achieving flatness critical for device fabrication. Classified HTS 8442.30.01 for printing plate preparation apparatus.

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

• Provide flatness specification data (e.g

• <1μm total thickness variation)

• Document abrasive slurry composition for hazardous materials declaration