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8481.90.50.00/Ceramic Check Valve for Wafer Grinding Coolant Lines/Japan

Ceramic Check Valve for Wafer Grinding Coolant Lines from Japan

Hand-operated ceramic check valve preventing backflow in coolant systems for wafer grinders and lappers in semiconductor preparation. HTS 8481.90.5000 covers ceramic as 'other materials' for check valve parts in precise flatness processing 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%
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Import Tips

• Include hardness and abrasion resistance specs proving suitability for grinding applications

• Label as 'semiconductor check valve part' to align with statistical notes on wafer prep