Slurry Centrifuge Scroll Conveyor from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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