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HS Code 7603Aluminium; powders and flakes

2 six-digit codes · Heading 3 of 16 in Chapter 76 · World Customs Organization Harmonized System

HS code 7603 is the customs heading for aluminium that has been ground into fine powder or pressed into thin flakes. Use this page to pick the right code and to find the trade records behind it.

Heading 7603 splits exactly two ways. Goods answering to “Aluminium; powders and flakes” classify either at 760310 or at 760320, and the wording in the table below is the whole of what separates them. The heading is number 3 of 16 in Chapter 76, Aluminium and articles thereof, which runs to 35 six-digit codes in all.

Six-digit codes under heading 7603

HS CodeImport–export description
760310Aluminium; powders of non-lamellar structure
760320Aluminium; powders of lamellar structure, flakes

What HS code 7603 covers

The Harmonized System is the shared list that customs offices use to name goods. Every product gets a number. Aluminium sold as powder or as flakes gets the number 7603. If you search for the aluminum powder HS code, this is where to start. Some traders write it as HSN code 7603. The digits are the same.

The heading sits in the base metals part of the system, inside the chapter for aluminium and articles made from it. Everything here is metal in tiny pieces. A bar, a sheet or a roll of foil is not here, even when it is the same metal.

Why does this matter? A wrong code can slow a shipment at the border. It also sends you to the wrong trade data when you search. A short check up front saves time later.

760310 vs 760320: choosing the right code

The only test is the shape of the particles. Lamellar means the pieces are thin, flat layers, like fish scales. Non-lamellar means the grains are not flat. Think of tiny lumps or round beads instead of scales.

Look at your product sheet or ask your supplier for a picture under a microscope. If the grains are lumpy or round, use 760310. If the pieces are flat and scale-like, or if the product is sold as flakes, use 760320.

Still unsure? Describe your product to the HS code classifier and compare its answer with the table above.

How 7603 differs from other aluminium headings

Tariff classification depends on the form of the metal. Powder and flakes have their own heading. Solid and shaped forms sit elsewhere in the chapter.

Raw aluminium that has not been worked goes to 7601. Waste and offcuts go to 7602. Thin foil goes to 7607.

A quick test helps. If the metal is a solid piece, a sheet or a shaped part, it does not belong in 7603.

HS 7603 import and export data

Customs shipment records show who really trades a product. For this heading you can read records for both codes. Look at 760310 for non-lamellar powder. Look at 760320 when you want to find buyers of aluminium flakes.

Here is what EximDataX offers:

  • EximDataX shows shipment-level import and export records from official customs sources.
  • Coverage: 43 direct customs feeds plus 184 mirror-derived countries.
  • Named buyers and named suppliers are available in 38 of the 43 direct markets.
  • Most markets refresh weekly and some refresh daily.
  • You can search by HS code to see who imports and exports a product, and book a free demo.

Other headings in Chapter 76

Your product may sit next to this heading rather than in it. Browse the full chapter for every aluminium heading, or return to the list of all HS code chapters to look at other metals.

Who ships under 7603?

EximDataX tracks the live import–export records filed under this heading and the 2 codes beneath it: named buyers, suppliers, quantities and values from official customs feeds.

See live data for 7603

Section XV: Base Metals and Articles of Base Metal, chapters 72–83.

Straight answers

HS Code 7603: common questions

What is HS code 7603?

It is the four-digit customs number for aluminium in powder or flake form.

What is the HS code for aluminium powder?

Round or lumpy grains go under 760310. Flat, scale-like powder goes under 760320.

What is the HS code for aluminium flakes?

Flakes are classified under 760320, together with lamellar powder.

What is the difference between 760310 and 760320?

It comes down to particle shape. 760310 is for grains without a flat layered structure, while 760320 is for flat layered pieces.

Is aluminium scrap or unwrought aluminium classified under 7603?

No. Only powders and flakes belong in 7603.

How do I find buyers of aluminium flakes?

Search the shipment records filed under 760320 and read the company names on them. You can also book a free demo to see how that search works.

See what your buyers are buying.Then decide.

Everything we show you comes from official customs filings — records, not claims. 30 minutes. Your shipment. Your HS code. Real platform. If you don’t see something new about your market by the end of the call, we walk away. No follow-ups.

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