Crystal Grinder for Semiconductor Boules from Canada
Precision crystal grinder designed to grind semiconductor crystal boules, such as silicon, to exact diameters and flats indicating conductivity type and resistivity, as defined in statistical notes for wafer preparation equipment. Classified under HTS 8451.90.90 as a part of machinery for processing semiconductor materials akin to textile finishing processes. Essential for preparing boules before wafer slicing in semiconductor manufacturing.
Duty Rate — Canada → United States
13.5%
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
• Verify equipment meets statistical note definitions for wafer preparation to avoid reclassification to Chapter 84 heading 8486
• Provide detailed technical specs and end-use certification proving semiconductor boule grinding application