High-Purity Ferrosilicon 72% FeSi72B from Canada
High-purity Ferrosilicon 72% FeSi72B has 72% silicon with low aluminum (<1%) and calcium (<0.5%), optimized for high-quality steel and stainless production. It qualifies for HTS 7202.21.50.00 as ferrosilicon containing 55-80% silicon in the 'other' category, distinguished by its impurity profile. Used in ladle metallurgy for precise alloying.
Duty Rate — Canada → United States
11.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit spectrometry reports proving low P/S (<0.04%) content, as high-purity specs prevent misclassification as standard grades
• Use ventilated containers to prevent self-heating; temperature certificates required for high-purity grades