Grade 5 Silicon Steel Bearing Balls from Germany
Grade 5 precision silicon-alloyed steel balls for bearings in Czochralski crystal puller rotation mechanisms. Critical for maintaining boule uniformity during semiconductor crystal growth. HTS 8482.91.0090 as other bearing balls.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify Grade 5 sphericity (0.13μm max deviation); provide silicon content analysis; use anti-static packaging for cleanroom compatibility