Pure Aluminum Thick Plate 12mm for Heat Sinks
12 mm thick plate of 99.7% pure unalloyed aluminum, designed as base stock for machining large heat sinks in electronics cooling. It qualifies for HTS 7606.91.3035 as a non-clad plate exceeding 6.3 mm thickness, fitting the aluminum plate/sheet/strip definition in Chapter 76. High thermal conductivity makes it suitable for industrial thermal management.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If contains alloys like 3003 series with Mn >0.1%
Even slight alloying per note (b) moves it from pure aluminum to alloyed 'other' subheadings.
If under 0.2 mm thickness
Thin foil-like sheets of non-alloyed aluminum classify in 7605, not exceeding 0.2 mm plates.
If processed into unfinished tanks or vessels
Aluminum structures for tanks shift to 7610 as articles, not raw sheet/plate material.
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Import Tips & Compliance
• Obtain supplier certification for unalloyed status; test for alloying elements like Cu or Mg if challenged
• Use ISF filings early for thick plates, as they may require advance measurement verification
• Watch for anti-dumping duties on certain aluminum products—check Commerce scope rulings
Related Products under HTS 7606.91.30.55
99.5% Pure Aluminum Plate 10mm Thick
A rectangular plate made from unalloyed aluminum containing at least 99% aluminum by weight, with a uniform thickness of 10 mm, exceeding 0.2 mm overall. It falls under HTS 7606.91.3035 as it is not clad and meets the subheading's thickness requirement of more than 6.3 mm for non-alloyed aluminum plates, sheets, or strip. Ideal for applications requiring high purity like chemical processing equipment.
Unclad Aluminum Sheet 8mm Thick for Tooling
High-purity unclad aluminum sheet, 8 mm thick, composed of non-alloyed aluminum for precision tooling and jig-making. Classified under HTS 7606.91.3035 due to its thickness exceeding 6.3 mm, non-alloyed composition per chapter note (a), and form as plate/sheet/strip over 0.2 mm. Commonly used in aerospace prototyping.
High-Purity Aluminum Block Plate 15mm
15 mm thick block-style plate from 99.99% unalloyed aluminum, cut to size for semiconductor wafer processing bases. HTS 7606.91.3035 applies as non-clad, thick (>6.3 mm) plate of pure aluminum per subheading notes. Provides contamination-free surface for high-tech manufacturing.
Annealed Unalloyed Aluminum Sheet 6.5mm
Annealed 6.5 mm thick sheet of pure unalloyed aluminum, not clad, for bending into reflectors. HTS 7606.91.3035 due to precise thickness just over 6.3 mm threshold and chapter note (a) purity. Offers excellent formability for lighting applications.
Non-Alloyed Aluminum Strip 7mm Thick
Continuous strip of unalloyed aluminum, 7 mm thick and 1 meter wide, used in roll-forming applications. Falls under HTS 7606.91.3035 for its thickness >6.3 mm, non-alloyed purity, and strip form without cladding. Employed in architectural panel production.
Industrial Grade Aluminum Plate 9mm Thick
9 mm thick industrial plate of non-alloyed aluminum (99.0% min), unclad for fabrication into machinery bases. Classified in HTS 7606.91.3035 for thickness >6.3 mm and compliance with unalloyed definition (Fe+Si ≤0.1%). Used in heavy equipment mounting.