High-Alumina Glass Powder
High-alumina glass powder is ground high-alumina glass for refractory ceramics. It is classified under tariff item 3207.40.00 as glass in powder form for the ceramic industry.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
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Import Tips & Compliance
• Confirm the alumina content is part of the glass matrix, not as a separate compound
• Provide a technical data sheet showing the glass composition
• Ensure the product is not mixed with other materials that could change classification
Related Products under Tariff item 3207.40.00
Alumina Glass Powder for Technical Ceramics
High-alumina content glass powder used in the production of advanced technical ceramics such as spark plug insulators. It improves dielectric strength and thermal shock resistance, making it essential for ceramic industry applications. Classified under tariff item 3207.40.00 as glass in powder form.
Barium Glass Powder for Decorative Ceramics
Barium oxide glass powder that enhances the refractive index in decorative ceramic overglazes, creating jewel-like effects on art pottery. It is used in the ceramic enamelling industry. This product falls under tariff item 3207.40.00 as glass in powder form.
Borosilicate Glass Flakes for Engobe Slips
Thin borosilicate glass flakes used in preparing engobes (slips) for coating ceramic bodies before glazing. They provide opacity and adhesion, making them valuable in ceramic industry applications. This product is classified under tariff item 3207.40.00 as glass flakes.
Ceramic Glass Frit Powder
Ceramic glass frit powder is pulverized glass made from sintered glass compositions, ground to a fine powder for use in ceramic tile production and enamelling. It falls under tariff item 3207.40.00 as glass in powder form, specifically for the ceramic industry.
Ceramic Tile Frit Powder
Ceramic tile frit powder is ground glass frit specifically formulated for ceramic tile glazes, pulverized to ensure uniform melting during firing. It qualifies under tariff item 3207.40.00 as glass in powder form used in the ceramic industry.
Ceramic Tile Glass Granules
Granulated glass powder optimized for inclusion in ceramic tile bodies to enhance vitrification and surface quality. Processed into uniform granules for even mixing during tile production. This product falls under tariff item 3207.40.00 as glass granules.