Silicon Ingot Grinder from Canada
Precision grinder for shaping silicon ingots to exact diameters with orientation notches before wafer slicing in semiconductor production. Falls under HTS 8479.89.95.99 as crystal boule grinder per statistical note (a)(ii)(A). Ensures consistent wafer quality.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Specify ingot diameters (150-450mm) and flat/notch grinding patterns for dopant indication
• Provide vacuum chuck specs for handling cylindrical crystals without contamination