8451.90.90/Crystal Ingot Notcher Blade/Japan

Crystal Ingot Notcher Blade from Japan

Ultra-thin diamond notcher blade for creating orientation notches on semiconductor crystal ingots/boules before slicing. Part of boule preparation equipment under HTS 8451.90.90 statistical note (a)(ii). Ensures precise wafer crystal orientation for device fabrication.

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

• Specify notch geometry (V-notch, flat, laser mark) and ingot diameter range

• Include kerf loss specs (<50μm) proving semiconductor precision