Grade 5 Silicon Steel Bearing Balls from Mexico
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 — Mexico → United States
14.4%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, 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