Crystal Boule Grinder Spindle Assembly from Canada
Rotating spindle assembly for crystal grinders that shape semiconductor boules to exact wafer diameters and grind orientation flats. Falls under HTS 8473.50.9000 as it works with semiconductor processing machines across 8470-8472 headings. Provides vibration-free precision grinding.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include technical drawings showing semiconductor-specific tolerances; ensure spindle balance certification; check for ITAR restrictions on precision components