Slurry Centrifuge Scroll Conveyor from Canada
Helical scroll conveyor inside decanter centrifuges for continuous slurry discharge in semiconductor wafer grinding operations. HTS 8421.91.60.00 for other centrifuge parts handling abrasive semiconductor polishing slurries. Tungsten carbide coating for wear resistance.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include wear test data showing suitability for silicon carbide slurries
• Prevent undervaluation penalties by declaring specialized coatings separately
• Use 'decanter centrifuge scroll' terminology consistently in documentation