Rough Deep Groove Ball Bearings for Float Zone Crystal Growers from United States
Rough deep groove ball bearings, unground, used to support RF coils in float zone crystal growers for high-purity silicon production in semiconductors. Their preliminary machined state before grinding qualifies them for this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the bearings are unground and not further processed; provide technical documentation to CBSA if requested
• If the bearings are imported as part of a complete machine, they may be classified with the machine