Bevel Gear for Crystal Boule Grinder from Germany
Bevel gear system transferring power at 90-degree angles in crystal grinders that shape semiconductor boules to exact wafer diameters and grind orientation flats. Part of wafer preparation equipment per statistical note (a)(ii)(A).
Duty Rate — Germany → United States
27.8%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include boule diameter tolerance specs (±0.1mm typical) in technical data sheets
• Certify materials for ultra-cleanroom compatibility (no lubricants with outgassing)