Precision Steel Race for Crystal Boule Grinders from Germany
Through-hardened steel race for grinders that shape semiconductor crystal boules to exact diameters before wafer slicing. HTS 8482.99.2580 classification for other bearing races used in semiconductor boule preparation equipment. Critical for maintaining crystal orientation flats indicating conductivity type.
Duty Rate — Germany → United States
15.8%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document boule grinder OEM specifications; include flatness tolerance data (≤0.5μm); segregate from general machinery races to avoid incorrect Chapter 84 headings