Chapter 7504 — Customs Tariff Headings
Subheadings
Products classified under Tariff item 75.04
Atomized Nickel Powder
Atomized nickel powder is produced by gas or water atomization, resulting in spherical particles with a controlled size distribution. This pure nickel powder is used in additive manufacturing and thermal spraying, and falls under tariff item 7504.00.00 as nickel powders.
7504.00.00Bright Nickel Flakes for Plating
Bright nickel flakes are high-purity nickel in flake form, used in electroless plating and decorative finishes. They are classified under tariff item 7504.00.00 as nickel flakes, which are distinct from powders due to their flat morphology.
7504.00.00Carbonyl Nickel Powder
Carbonyl nickel powder is an ultra-fine nickel powder produced via the carbonyl process, with particle sizes typically under 10 microns. It is used in powder metallurgy, catalysts, and electronics, and is classified under tariff item 7504.00.00 as nickel powder.
7504.00.00Electrolytic Nickel Flakes
Electrolytic nickel flakes are thin, irregular flakes produced by electrolysis, used in plastic plating and conductive coatings. They fall under tariff item 7504.00.00 as nickel flakes, a form of nickel not elsewhere specified.
7504.00.00Electrolytic Nickel Flakes ENF-30
Electrolytic Nickel Flakes ENF-30 are high-purity (99.8%) nickel flakes with a size of 20-30 microns, used for diamond tool bonding. They are classified under 7504.00.00 as nickel flakes, distinguished from powders by their production method and commercial designation.
7504.00.00Electrolytic Nickel Powder Type 123
Electrolytic Nickel Powder Type 123 is a dendritic nickel powder with high surface area, used in battery manufacturing and surface coatings. It is classified under tariff item 7504.00.00 as nickel powder, regardless of the electrolytic production method.
7504.00.00Gas Atomized Nickel Powder AM-Ni20
Gas Atomized Nickel Powder AM-Ni20 is a spherical nickel powder optimized for additive manufacturing and thermal spraying. It is classified under tariff item 7504.00.00 as nickel powder, regardless of the production method.
7504.00.00Hydrogen Reduced Nickel Powder HRN-100
Hydrogen Reduced Nickel Powder HRN-100 is a sponge-like nickel powder used for sintering and chemical catalysis. It is classified under tariff item 7504.00.00 as nickel powder, including all production methods such as reduction.
7504.00.00Inco Nickel Flakes 255
Inco Nickel Flakes 255 are high-purity electrolytic nickel flakes with a thickness of 3-8 microns, used in electronics for EMI shielding and printing. They are classified under 7504.00.00 as nickel flakes, distinct from powders due to their flake morphology.
7504.00.00Nickel Flake HD-30
Nickel Flake HD-30 is a high-density nickel flake grade with a tap density of 30 g/10cc, used for heavy coatings and radiation shielding. It is classified under tariff item 7504.00.00 as a nickel flake product.
7504.00.00Nickel Flake Powder NF-15
Nickel Flake Powder NF-15 is an atomized nickel flake powder with irregular flake morphology, used for EMI shielding paints and conductive inks. It is classified under tariff item 7504.00.00 as nickel flakes, covering both powders and flakes.
7504.00.00Nickel Flakes NF-50M
Nickel Flakes NF-50M are medium-grade nickel flakes with a size of 40-60 microns, used for plastic plating and rubber reinforcement. They are classified under 7504.00.00 as commercial nickel flakes, providing EMI shielding in engineering plastics.
7504.00.00Nickel Flakes SF-10
Superfine Nickel Flakes SF-10 have a lateral size of 5-10 microns, used for thick film pastes and RFID antennas. They are classified under 7504.00.00 as distinct flake products, with high tap density for screen printing applications.
7504.00.00Nickel Flakes Type 123
Fine Nickel Flakes Type 123 have an average particle size of 10-20 microns, produced by milling high-purity nickel for uniform dispersion. They are classified under 7504.00.00 as nickel flakes, distinct from powders due to their flake morphology.
7504.00.00Nickel Powder for MIM Processing
Nickel powder for MIM processing is a pre-alloyed pure nickel powder designed for Metal Injection Molding, with a flow rate greater than 25 sec/50g. It is classified under tariff item 7504.00.00 as nickel powder, provided it meets the definition of nickel, not alloy.
7504.00.00Nickel Powder for Powder Metallurgy PM-400
Nickel Powder for Powder Metallurgy PM-400 is a pre-alloyed nickel powder blend designed for powder metallurgy structural parts. It is classified under tariff item 7504.00.00 as nickel powder, provided the nickel content exceeds alloy thresholds.
7504.00.00Nickel Powder Type 123
Nickel Powder Type 123 is a standard carbonyl nickel powder with average 3-5 micron particles, used for diamond tooling and powder metallurgy. It is classified under tariff item 7504.00.00 as nickel powder.
7504.00.00Novamet Nickel Flakes 4SP
Novamet Nickel Flakes 4SP have a diameter of 12-16 microns, with a spherical flake hybrid structure used for battery electrodes and catalysts. They are classified under 7504.00.00 due to their predominant flake characteristics and commercial description as flakes.
7504.00.00Reduced Nickel Powder R-600
Reduced Nickel Powder R-600 is a hydrogen-reduced nickel powder used in battery production and conductive adhesives. It is classified under tariff item 7504.00.00 as nickel powder, regardless of the reduction method.
7504.00.00Superfine Nickel Powder 2-5 Microns
Superfine Nickel Powder with 2-5 micron particles is used for fuel cell catalysts and microelectronics thick film pastes. It is classified under tariff item 7504.00.00 as nickel powder, with no size restrictions beyond the powder definition.
7504.00.00Thermal Spray Nickel Powder
Thermal Spray Nickel Powder is optimized for HVOF and plasma thermal spraying, with a 15-45 micron particle size range. It is classified under tariff item 7504.00.00 as nickel powder for coating applications.
7504.00.00Ultra-Fine Nickel Powder UFN-05
Ultra-Fine Nickel Powder UFN-05 is a submicron nickel powder with a D50 of 0.5 μm, used primarily in fuel cell catalysts and thick film pastes. It is classified under tariff item 7504.00.00 as a nickel powder, with no size restrictions applied.