Semiconductor Wafer Crystal Grinder-Slotter from Canada
Combined crystal grinder and slotter that grinds semiconductor crystal boules to diameter while slotting flats indicating conductivity type, per statistical note (a)(ii)(A). HTS 8461.20.80 for 'other' slotting/shaping machines working cermets in semiconductor manufacturing. Essential first step after crystal pulling.
Duty Rate — Canada → United States
14.4%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Reference statistical note (a)(ii)(A) explicitly in import declarations for crystal grinders
• Cleanroom classification (ISO 3-5) certification mandatory for semiconductor equipment
• Particle generation test data prevents Chapter 90 medical instrument misclassification