Tungsten Carbide Bearing Rollers from Germany
Small tungsten carbide cylindrical rollers for precision roller bearings in wafer slicing saw spindles. These provide extreme hardness for high-speed cutting of monocrystalline semiconductor boules. Classified as 'other' rollers under 8482.91.0090 for bearing parts.
Duty Rate — Germany → United States
14.4%
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 carbide composition and Rockwell hardness for classification; ensure rollers meet ISO 3290 precision grades; check for ITAR restrictions on tungsten materials