High-Purity Calcium Silicon 28/58 from Canada
Premium grade calcium silicon with 28% Ca and 58% Si, low impurities (Al<1.5%, C<0.2%), used in high-quality steel production like automotive sheet. HTS 7202.99.20.00 covers this essential steelmaking alloy for inclusion control.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Require spectrographic analysis certificates; high-purity grades need verification to prevent duty disputes
• Bag labeling must specify alloy type and size for customs compliance