8466.93.60.60/Cast Iron Crystal Grinder Work Holder Base/Japan

Cast Iron Crystal Grinder Work Holder Base from Japan

Cast iron base plate for work holders in crystal grinders (heading 8461) used to grind semiconductor boules to wafer diameters. Machined only for fins removal and fixture holes per 8466.93.60.60. Critical for maintaining boule roundness in float zone 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

• Provide statistical note reference proving grinder use; inspect for over-machining which could shift classification; use HTS advisory opinions for confirmation