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8481.80.90.50/Wafer Flatness Polisher Vacuum Valve/Canada

Wafer Flatness Polisher Vacuum Valve from Canada

Vacuum chuck control valve maintaining wafer hold-down during back-side polishing for ultimate flatness in semiconductor processing. HTS 8481.80.9050 other appliance for wafer polishers. Sub-micron flatness capability.

Duty Rate — Canada → United States

12%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Specify flatness specs (e.g

• <10nm PV) linking to polishers

• Include vacuum level range (10-5 to atm) documentation

• Prove not general vacuum valve via fab end-use letters

Wafer Flatness Polisher Vacuum Valve from Canada — Import Duty Rate | HTS 8481.80.90.50