8475.90.90.00/Semiconductor Wafer Grinder Control Board/Japan

Semiconductor Wafer Grinder Control Board from Japan

Electronic control circuit board for wafer grinders ensuring precise dimensional control during semiconductor wafer preparation. Falls under HTS 8475.90.90.00 as parts of crystal/wafer processing machines.

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

• Include firmware details tied to grinder tolerances for semiconductor wafers

• Avoid standalone import; ship with machine docs to affirm 'parts thereof' status