Wafer Lapping Machine Stationary Blade from Canada
Stationary conditioning blade in wafer lapping equipment that maintains surface flatness within nanometer tolerances for semiconductor device fabrication readiness, per statistical note (a)(ii)(C). Under HTS 8406.90.70.00 as stationary turbine blade part for wafer preparation polishers. Essential for achieving total thickness variation (TTV) specs in silicon wafers.
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 TTV performance data (<0.5μm) and lapping speed ratings to confirm wafer prep function
• Require end-user letters from wafer fabs (e.g
• TSMC, Intel) specifying turbine blade usage