High-Temperature Cage for Float Zone Crystal Puller Bearings from Canada
Inconel alloy cage for cylindrical roller bearings in float zone crystal pullers producing ultra-pure silicon boules without crucibles. Rated for 1400°C operation during zone refining process. 8482.99.65.60 covers parts for such semiconductor crystal growing equipment bearings.
Duty Rate — Canada → United States
30.8%
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
• Material test reports must confirm Inconel 718 or equivalent high-temp alloy composition
• Link to specific float zone puller models (e.g
• Kayex FZ-T4000 series)
• Distinguish from Czochralski equipment parts via process temperature documentation