Porous Tin Billets from China
Tin billets cast from remelted scrap exhibiting porosity and oxide inclusions throughout, preventing commercial soldering applications. Classified HTS 9817.00.90 as defective unwrought tin requiring complete remelting for metal content recovery. No fluxing or deliberate purifying during production.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Density testing reports confirming porosity levels affecting commercial usability
• Supplier affidavits verifying scrap melting origin without refining processes
• Avoid classification issues by documenting unsuitability for direct tinning operations