Calcium Silicide 30% Powder from Mexico
30% calcium silicide powder alloy used in welding rod coatings and cast iron inoculation. HTS 2850.00.0500 for chemically defined calcium silicides. Enhances graphite nucleation in iron castings.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Silicon/calcium ratio certification prevents silicon alloy misclassification
• Dust explosion prevention plans required for fine powder imports