Colored Basalt-Impregnated Glass Hybrid Roving Fabric from Mexico
Mechanically bonded closed woven fabric combining colored glass and basalt fiber rovings for fire-resistant applications. Falls in HTS 7019.61.90 as other colored glass fiber fabrics per Chapter 70 inclusive definition. Hybrid provides enhanced thermal properties.
Duty Rate — Mexico → United States
17%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Prove predominant glass content (fused silica compliant) dominates over basalt for Chapter 70 retention
• Mechanical bonding certification prevents shift to mineral wool categories under Chapter 68
• Test for glass wool specs per 7019 notes if fibrous structure approaches wool definition