Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus for liquids or gases
HS heading 84.21 covers Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus for liquids or gases. Within Chapter 84 it splits into 12 six-digit subheadings spanning centrifuges to machinery, each carrying its own customs duty line.
- India exports 2024
- $1.02B
- Share of Chapter 84
- 3.2%
- Rank in its chapter
- #11 of 86
Source: UN Comtrade — India's reported merchandise exports to the world, 2024.
Sourcing this category from India
HS 84.21 covers Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus for liquids or gases. At the six-digit line it separates centrifuges and machinery, among others — each a distinct duty line shown below. Machinery is one of India's largest engineering-export chapters — pumps, engines and industrial equipment ship worldwide. India exported $1.02B under this code worldwide in 2024, about 3.2% of all Chapter 84 exports, ranking #11 of 86 lines in its chapter (UN Comtrade).
How to read this code
84.21 is the four-digit HS heading for centrifuges, including centrifugal dryers. To clear customs your destination country extends it to a full 8–10 digit code and assigns the duty rate. India's preferential trade agreements (UAE CEPA, Australia ECTA, and others) can reduce or zero out that duty on many machinery & electrical equipment lines — check our import guides for your market.
Subheadings under HS 84.21
The Harmonised System breaks Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus for liquids or gases into these 12 subheadings. Drill down to the exact classification for your goods.
Centrifuges; cream separators
Centrifuges; clothes-dryers
Centrifuges; n.e.c. in heading no. 8421, including centrifugal dryers (but not clothes-dryers)
Machinery; for filtering or purifying water
Machinery; for filtering or purifying beverages other than water
Machinery; filtering or purifying machinery, oil or petrol filters for internal combustion engines
Machinery; for filtering or purifying liquids, n.e.c. in item no. 8421.2
Machinery; intake air filters for internal combustion engines
Machinery; catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines
Machinery; for filtering or purifying gases, other than intake air filters, catalytic converters or particulate filters for internal combustion engines
Centrifuges; parts thereof, including parts for centrifugal dryers
Machinery; parts for filtering or purifying liquids or gases
Top destinations for Chapter 84 exports
India's largest buyers of goods in this HS chapter in 2024, ranked by export value.
Chapter-level destination mix — your specific HS line may skew differently. Source: UN Comtrade, 2024.
More codes in Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof
Jump to the other headings classified under 84 — hover a code for its description.
Working out import duty for HS 84.21 into your market? See full duty context and India-vs-rivals comparisons in our India comparison guides and export resource hub.
Indian exporters in this category
Established export houses with relevant HS focus. Listings are compiled from public records — run your own due diligence.
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