Mineral Spiral Concentrator from Mexico
A spiral concentrator separates heavy minerals like gold or iron ore from lighter gangue using gravity and helical chutes with water flow. Under HTS 8474.10.00 for separating solid mineral substances in mining applications.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include gravity separation efficiency test reports specific to minerals to justify classification
• Label as 'mineral processing' to distinguish from food-grade spirals
• Check for precious metal recovery features that may trigger additional customs scrutiny