Stainless Steel Plug Valve for Crystal Grinder Vacuum Lines from Mexico
Steel plug component for hand-operated valves isolating vacuum in crystal grinders shaping semiconductor boule flats for conductivity indication. HTS 8481.90.3000 for such precision steel parts. Vital for resistivity control.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Vacuum bake-out certification required; OEM interchangeability proof; avoid lab equipment classification