Andalusite-Based Refractory Guniting Mix from Mexico
Pneumatic-applied mix with andalusite for wear-resistant coatings in blast furnaces. Classified HTS 3816.00.20 as other refractory compositions, high mullite formation for thermal stability.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Prove guniting flowability with nozzle velocity tests
• Dust control packaging; comply with pneumatic handling regs
• Avoid 3816.00.10 unless dolomite-specified