7325.91.00.00/Cast Iron Sag Mill Grinding Media Balls/China

Cast Iron Sag Mill Grinding Media Balls from China

Heavy-duty cast iron balls for SAG and AG mills, featuring domed surfaces for optimal cascading action. HTS 7325.91.00.00 covers these as similar articles for mills due to cast iron composition and grinding function. Essential for primary grinding stages in copper/gold mining.

Duty Rate — China → United States

37.9%

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

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

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Import Tips

• Include drop-test and impact toughness certificates (e.g

• >12kJ energy absorption) to validate mill-grade quality

• Declare exact alloy composition to avoid alloy steel misclassification under different MFN rates