Product classification

HS code for Winding machine: 8445.40

Textile machinery, winding (including weft-winding) or reeling machines.

Classification of winding machine under HS 8445.40

The classification of winding machines under HS code 8445.40 is specific to the textile industry. Heading 8445 covers machines for preparing textile fibers, spinning, doubling, or twisting machines, and other machinery for producing textile yarns. Subheading 8445.40 specifically targets winding or reeling machines, including weft-winding machines. These machines are designed to transfer yarn from one type of package, such as a bobbin or a hank, to another, such as a cone, cylinder, or spindle, to prepare it for subsequent processes like weaving, knitting, or sewing. The classification is determined by the machine's specialized design for handling textile materials. Under General Interpretative Rule (GRI) 1, the heading is determined by the functional description of the machinery. If a machine performs a similar winding function but is designed for non-textile materials, such as electric wire, metal strips, or paper, it would be excluded from this heading and likely classified under heading 8479 as a machine having individual functions not specified elsewhere in Chapter 84. Importers must provide technical documentation showing the machine's compatibility with textile yarns to justify this classification. The machines in 8445.40 often include features like tension controls, yarn cleaners, and automatic splicing units, which are characteristic of textile processing equipment. The scope of this code includes both manual and fully automated high-speed winding systems used in industrial textile mills.

Covers: Automatic cone winding machines
Precision cross-winding machines
Weft-winding machines (pirn winders)
Reeling machines for textile hanks
Yarn take-up winders for spinning lines
Also under 8445.40: Schlafhorst Autoconer
Savio Espero Winder
Murata Mach Winder
SSM X-Series Winder

Codes often confused with 8445.40

Common mistake. Winding machines are frequently misclassified under 8479.81 or 8479.89. These codes are for general-purpose machines or those winding metal wire. Another common error is 8448, which should only be used for parts and accessories of winding machines, not the complete machines themselves. Confusion also arises with 8447 if the machine is integrated into a knitting process.

8479.81Machines and mechanical appliances; for treating metal, including electric wire coil-winders 8479.89Machines and mechanical appliances; having individual functions, n.e.c. or included in this chapter 84.48Machinery, auxiliary; for use with machines of heading no. 8444 to 8447 (e.g. dobbies, jacquards, automatic stop motions, shuttle changing mechanisms) parts, accessories for machines of heading no. 8444, 8447 84.47Knitting machines, stitch-bonding machines and machines for making gimped yarn, tulle, lace, embroidery, trimmings, braid or net and machines for tufting

Top exporters and importers of HS 844540 (the code used for winding machine), 2025

In 2025, the largest exporter of HS 844540 (the code used for winding machine) in UN Comtrade data was Japan, with 43% of world exports; the largest importer in UN Comtrade data was China, with 38% of world imports. Countries that did not report 2025 data are estimated from partner records, which can understate them.

Figures cover everything classified under HS 844540, not only winding machine.

Top exporters 2025 · share of world exports

1 Japan $263M 43% of world exports
2 Germany $143M 24% of world exports
3 China $60M 9.8% of world exports

World total: $610M Reported figures on UN Comtrade ↗

Top importers 2025 · share of world imports

1 China $251M 38% of world imports
2 India $113M 17% of world imports
3 Türkiye $26M 4.0% of world imports

World total: $658M Reported figures on UN Comtrade ↗

How these figures are built

109 countries reported 2025 trade to UN Comtrade in HS 2022, and their own totals are used. Countries that did not report are estimated from what other countries recorded trading with them. Those estimates miss trade with other non-reporting countries, so they can be low, and a non-reporting country can rank higher than shown or be missing from the list. World totals add both and leave out trade between two non-reporting countries. Figures are in current US dollars; reported imports are mostly valued CIF and exports FOB, and exports include re-exports. The UN Comtrade links show the underlying records; they can also list a few reporters left out here (regional groups and older HS editions).

Source: UN Comtrade (United Nations Statistics Division), 2025 annual data.

Brazil NCM codes for winding machine

Brazil splits HS 8445.40 into 10 NCM codes. Pick the one that matches your product:

8445.40.11Automatic weft or pirn winding machines
8445.40.12Automatic winders for elastane yarn
8445.40.18Automatic winders with automatic knotter
8445.40.19Other automatic textile winding machines
8445.40.21Non-automatic winders, 4,000 m/min or more
8445.40.29Non-automatic winders, under 4,000 m/min
8445.40.31Hank reelers with length/weight control, knotter
8445.40.39Other hank reeling machines
8445.40.40Automatic ball winding machines
8445.40.90Other textile winding or reeling machines

Source: Siscomex NCM table, updated Oct 2026. The Portuguese text on each NCM page is the official one.

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Questions about winding machine

What is the HS code for Winding machine?

The HS code for Winding machine is 844540 (Textile machinery; winding (including weft-winding) or reeling machines). The HS code for textile winding or reeling machines is 8445.40.

How do I classify Winding machine for customs?

Winding machine is classified under HS code 844540 — Textile machinery; winding (including weft-winding) or reeling machines. This is a 6-digit subheading level code.

Does this code cover machines that wind copper wire?

No, machines for winding electric wire are generally classified under heading 8479, as 8445.40 is strictly reserved for textile yarn winding.

Which countries are the top exporters of winding machine (HS 844540)?

In 2025, the top exporters of HS 844540 (the code used for winding machine) in UN Comtrade data were Japan ($263M, 43% of world exports), Germany ($143M) and China ($60M). World exports came to about $610M, adding countries' reported figures and partner-based estimates for those that did not report (UN Comtrade data). Countries that did not report 2025 data are estimated from partner records, which can understate them.

Which countries are the top importers of winding machine (HS 844540)?

In 2025, the top importers of HS 844540 (the code used for winding machine) in UN Comtrade data were China ($251M, 38% of world imports), India ($113M) and Türkiye ($26M). World imports came to about $658M, adding countries' reported figures and partner-based estimates for those that did not report (UN Comtrade data). Countries that did not report 2025 data are estimated from partner records, which can understate them.

Is the HS code for Winding machine the same in all countries?

The base HS code 844540 for Winding machine is internationally standardized for the first 6 digits across 200+ countries. Individual countries may add additional digits for national tariff lines and specific classifications.

What is the NCM code for winding machine in Brazil?

Brazil splits HS 844540 into 10 NCM codes, so the right one for winding machine depends on the product's details: 8445.40.11 (Automatic weft or pirn winding machines), 8445.40.12 (Automatic winders for elastane yarn), 8445.40.18 (Automatic winders with automatic knotter), 8445.40.19 (Other automatic textile winding machines), 8445.40.21 (Non-automatic winders, 4,000 m/min or more), 8445.40.29 (Non-automatic winders, under 4,000 m/min), and more.