Crystal Ingot Diameter Profiler from Canada
Automated crystal ingot diameter profilers use laser or contact measurement to grind semiconductor boules to precise cylindrical dimensions. Ensures uniform wafer thickness. HTS 8442.30.0150 as other profiling equipment.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include laser interferometer specifications for sub-micron diameter control
• Document grinding feed rates and depth of cut parameters
• Verify centering accuracy for boule alignment