Wafer Lapping Machine Vacuum Pump from Canada
Vacuum pump supplying hold-down force for wafer lappers that achieve precise flatness on semiconductor wafers post-slicing, preparing surfaces for fabrication. Classified in HTS 8414.59.65.95 per notes on wafer grinders, lappers, and polishers for semiconductor processing. Critical for dimensional tolerances in device manufacturing.
Duty Rate — Canada → United States
12.3%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide tolerance specs (e.g
• flatness <1 micron) to prove semiconductor application; check for ITAR restrictions on dual-use tech
• Pitfall: bulk import without serial tracking for traceability