Ground Borosilicate Glass Powder from Mexico
Fine powder obtained by grinding borosilicate glass, used in high-temperature ceramic glazes and glass enamels. Falls under HTS 3207.40.10.00 for pulverized glass preparations in the ceramic and glass sectors. Known for thermal shock resistance in frit formulations.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify boron content and thermal expansion data to distinguish from common glass powders
• Ensure dust-proof sealing on pallets to meet IMO hazardous materials if fine particulates