Ground or pulverized
Prepared pigments, prepared opacifiers and prepared colors, vitrifiable enamels and glazes, engobes (slips), liquid lustres and similar preparations, of a kind used in the ceramic, enamelling or glass industry; glass frit and other glass, in the form of powder, granules or flakes: > Glass frit and other glass, in the form of powder, granules or flakes: > Ground or pulverized
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 3207.40.10.00
Pulverized Soda-Lime Glass Frit
Ground soda-lime-silica glass turned into fine powder frit for flat glass enamelling and ceramic tiles. HTS 3207.40.10.00 applies to this ground glass form for ceramic and enamelling industries. It serves as a base for opaque glazes.
Enamelling Glass Powder
Pulverized specialty glass for porcelain enamelling on metal substrates, ground to micron sizes. Classified in HTS 3207.40.10.00 for ground glass used in enamelling industry. Provides adhesion and durability in coatings.
Ground Barium Glass Powder
Pulverized barium oxide-containing glass powder for ceramic opacifiers and glass frits. HTS 3207.40.10.00 for ground glass in ceramic/glass use. Imparts opacity and refractive qualities.
Ceramic Tile Frit Powder
Ground glass frit powder specifically for ceramic tile glazes, pulverized for uniform melting.
Glass Enamel Base Powder
Pulverized base glass for custom enamel mixing in glass industry.
Synthetic Glass Powder for Pottery
Ground synthetic glass powder for pottery glazes.
Opacifier Glass Powder
Pulverized glass for ceramic opacifiers.
High-Alumina Glass Powder
Ground high-alumina glass for refractory ceramics.
Flint Glass Powder
Pulverized flint glass for decorative enamels.
Zirconium Glass Frit Powder
Ground zirconium silicate glass powder for ceramics.
Ground Fused Silica Powder
Finely ground fused silica powder derived from fused quartz or silica, processed into powder form for use in ceramic and glass manufacturing. It falls under HTS 3207.40.10.00 as ground or pulverized glass in the form of powder, specifically for the ceramic, enamelling, or glass industry. This preparation enhances frit mixtures and provides high thermal stability.
Ceramic Glass Frit Powder
Pulverized glass frit made from sintered glass compositions, ground to fine powder for ceramic tile production and enamelling. Classified under HTS 3207.40.10.00 as ground glass in powder form used in the ceramic industry. It acts as a flux in glazes for smooth fusing at high temperatures.
Pulverized Lead Crystal Glass Powder
Ground powder from lead crystal glass, pulverized for use in decorative enamels and glass frits in the enamelling industry. HTS 3207.40.10.00 covers this as ground glass powder for glass and enamelling applications. It provides brilliance and refractive index in specialty glazes.
Ground Borosilicate Glass Powder
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.
Fine Ground Quartz Glass Powder
Ultra-fine powder from synthetic quartz glass, pulverized for precision ceramic coatings and glass frits. Under HTS 3207.40.10.00 as ground glass for the glass industry, excluded from chemical compounds per chapter notes. Ideal for high-purity applications.