Duty Rate (from China)
Subheadings
Products classified under Tariff item 7903.90.00
Atomized Zinc Powder for Paints
Atomized zinc powder, produced by atomizing molten zinc, is a fine metallic powder used primarily as an anti-corrosion pigment in zinc-rich primers and industrial coatings. It qualifies as a zinc powder under tariff item 7903.90.00, which covers zinc powders other than dust, and is distinct from zinc dust obtained by vapor condensation.
Galvanizing Zinc Dust Recovery Powder
Recovered zinc powder from galvanizing kettle dross is processed to meet powder specifications and used in powder coating applications. It is classified as a zinc powder under tariff item 7903.90.00, as it is not vapor-condensed dust and meets the definition of powders in the chapter notes.
High-Purity Zinc Dust for Paint Pigments
High-purity spherical zinc dust from vapor condensation, used in anti-corrosive paint formulations due to its fine particle size. It meets the chapter definition of zinc dust and is classified under tariff item 7903.90.00 as other zinc dust, since it is not covered by a more specific tariff item.
High-Purity Zinc Powder for Batteries
High-purity zinc powder with over 99% zinc content, used as an anode material in alkaline batteries. It is a zinc powder under tariff item 7903.90.00, distinct from zinc dust, and is not excluded by the section notes since it is not an article of Section XVI.
Industrial Zinc Dust for Chemical Synthesis
High-grade zinc dust with 90%+ metallic content and fine particle distribution, used as a reducing agent in organic synthesis. It meets the chapter definition of zinc dust and is classified under tariff item 7903.90.00 as other zinc dust, since it is not covered by a more specific tariff item.
Metallic Zinc Dust for Pyrotechnics
Fine spherical zinc dust from zinc vapor condensation, containing at least 85% metallic zinc, used in pyrotechnic compositions. It meets the chapter definition of zinc dust and is classified under tariff item 7903.90.00 as other zinc dust, since it is not covered by a more specific tariff item.
Microfine Zinc Powder for 3D Printing
Microfine spherical zinc powder with a particle size of 15-45 microns, optimized for metal 3D printing and additive manufacturing. It is classified as a zinc powder under tariff item 7903.90.00, as it is not vapor-condensed dust and meets the powder definition in the chapter notes.
Spherical Zinc Dust for Diamond Polishing
Ultra-fine spherical zinc dust produced by vapor condensation, with over 90% of particles passing a 63-micron sieve and 97% metallic zinc content. It meets the chapter definition of zinc dust and is classified under tariff item 7903.90.00 as 'other' zinc dust, since it is not covered by a more specific item.
Zinc Dust for Diamond Polishing Compounds
Ultra-fine zinc dust meeting chapter note (c) specifications, used as a binder in diamond polishing slurries. It is classified under tariff item 7903.90.00 as other zinc dust, since it is not covered by a more specific tariff item.
Zinc Dust for Pyrotechnics
Specialty zinc dust with controlled particle size for pyrotechnic compositions, produced by vapor condensation and meeting the chapter definition of zinc dust. It is classified under tariff item 7903.90.00 as other zinc dust, as it is not covered by a more specific tariff item.
Zinc Dust for Rubber Vulcanization
Fine zinc dust used as an activator in rubber vulcanization, meeting the chapter definition of zinc dust with at least 85% metallic zinc and fine particle size. It is classified under tariff item 7903.90.00 as other zinc dust, since it is not covered by a more specific tariff item.
Zinc Flake Powder for Brake Linings
Zinc powder in flake form used as a friction modifier in automotive brake linings. It is classified as a zinc powder under tariff item 7903.90.00, distinct from zinc dust due to its flake morphology, and is not excluded by the section notes.
Zinc Powder for Catalyst Manufacturing
High surface area zinc powder used as a precursor in heterogeneous catalyst production. It is classified as a zinc powder under tariff item 7903.90.00, as it is not vapor-condensed dust and meets the powder definition in the chapter notes.
Zinc Powder for Sintered Bronze Bearings
Fine zinc powder blended with copper for producing sintered bronze bearings, imported as a pure zinc powder component. It is classified as a zinc powder under tariff item 7903.90.00, as it is not vapor-condensed dust and meets the powder definition.