C-Glass Bulk Roving Fiber from Mexico
Corrosion-resistant C-glass fibers in bulk form, ideal for chemical tank linings and marine applications. This is 'other' glass fibers in bulk under HTS 7019.90.51.20, pre-processing stage before yarn formation. Excludes lead crystal or coated variants.
Duty Rate — Mexico → United States
14.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include chemical resistance test data in import docs; ensure fibers remain loose bulk
• Label filament diameter to avoid chopped fiber confusion
• Check for absorbent layer coatings that trigger chapter note reclassification