Rough Deep Groove Ball Bearings for Float Zone Crystal Growers from Germany
Unground deep groove ball bearings supporting RF coils in float zone crystal growers for high-purity silicon production in semiconductors. HTS 8482.10.50.04 covers their preliminary machined state before grinding. Essential for vibration-free zone refining process per statistical notes.
Duty Rate — Germany → United States
34%
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 process flow diagrams showing bearing position in float zone apparatus for classification support
• Ensure bore/tolerance specs match crystal grower OEM requirements in import documentation