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8481.80.90.50/Crystal Boule Diameter Grinder Coolant Valve/Japan

Crystal Boule Diameter Grinder Coolant Valve from Japan

Metering valve controlling coolant to diamond wheels grinding semiconductor crystal boules to exact wafer diameters. Under HTS 8481.80.9050 as wafer manufacturing preparation appliance. Critical for slicing yield.

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 boule size range (150-450mm) specifications

• Document diamond wheel RPM compatibility

• Tie to statistical note (a)(ii)(A) crystal grinders explicitly

Crystal Boule Diameter Grinder Coolant Valve from Japan — Import Duty Rate | HTS 8481.80.90.50