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8473.50.90.00/Boule Flattening Grinder Wheel/Japan

Boule Flattening Grinder Wheel from Japan

Diamond wheel for grinding flats on semiconductor crystal boules to indicate resistivity and conductivity type. HTS 8473.50.9000 for use with crystal preparation equipment in 8471. Creates precise orientation markers.

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

• Flat length/angle specifications; diamond grit size certification; coolant compatibility documentation