Fire-Clay for Ceramic Kilns from Mexico
Fire-clay graded for ceramic kiln furniture withstands repeated firing cycles up to 1400°C. Under HTS 2508.30.00.00 as fire-clay, excluding worked forms. Bulk supplied to pottery manufacturers.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Grade by fusion point (>1700°C) in invoices for verification
• Avoid retail packaging; bulk only for Chapter 25
• Check for sulfates; high levels may exclude to other minerals