Import/export HS code 251820: Treated dolomite
Dolomite that has been calcined or sintered, often used in manufacturing or chemical processes
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| China | 189,363 |
| Poland | 142,517 |
| Sweden | 124,360 |
| Netherlands | 106,310 |
| Germany | 70,073 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 3,238 | 186,125 | +182,887 |
| Poland | 0 | 142,517 | +142,517 |
| Sweden | 72,305 | 52,055 | -20,250 |
| Netherlands | 65,657 | 40,653 | -25,004 |
| Germany | 24,014 | 46,059 | +22,045 |
| Spain | 5,240 | 3,193 | -2,047 |
| India | 0 | 5,930 | +5,930 |
| Norway | 2,766 | 0 | -2,766 |
| China, Hong Kong Special Administrative Region | 0 | 1,630 | +1,630 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| China | 190,993 |
| Poland | 140,326 |
| Sweden | 124,360 |
| Spain | 108,645 |
| Germany | 76,793 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| China | 3,238 | 187,755 | +184,517 |
| Poland | 0 | 140,326 | +140,326 |
| Sweden | 72,305 | 52,055 | -20,250 |
| Spain | 68,255 | 40,390 | -27,865 |
| Germany | 27,662 | 49,131 | +21,469 |
| India | 0 | 5,930 | +5,930 |
| Netherlands | 1,760 | 2,575 | +815 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Cheshire | 2 |
| Greater Manchester | 1 |
| Inner London - East | 1 |
| Lincolnshire | 1 |
| Surrey, East and West Sussex | 1 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Cheshire | 1 | 2 | +1 |
| Greater Manchester | 0 | 1 | +1 |
| Inner London - East | 0 | 1 | +1 |
| Lincolnshire | 0 | 1 | +1 |
| Surrey, East and West Sussex | 1 | 1 | +0 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Sea transport (not vehicle on ferry) | 331,131 |
| Roll on Roll off (RORO) | 274,077 |
| Air transport | 46,174 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Sea transport (not vehicle on ferry) | 85,391 | 245,740 | +160,349 |
| Roll on Roll off (RORO) | 43,846 | 230,231 | +186,385 |
| Air transport | 43,983 | 2,191 | -41,792 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Immingham Docks | 288,630 |
| Felixstowe | 170,802 |
| Dover | 59,171 |
| Tyne | 48,010 |
| Aberdeen Airport | 43,096 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Immingham Docks | 91,689 | 196,941 | +105,252 |
| Felixstowe | 626 | 170,176 | +169,550 |
| Dover | 12,776 | 46,395 | +33,619 |
| Tyne | 10,813 | 37,197 | +26,384 |
| Aberdeen Airport | 43,096 | 0 | -43,096 |
| London Gateway Port | 1,680 | 23,360 | +21,680 |
| Thamesport | 5,240 | 0 | -5,240 |
| Aberdeen Docks | 4,608 | 0 | -4,608 |
| East Midlands Airport | 0 | 2,191 | +2,191 |
| Southampton | 932 | 1,021 | +89 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Retail trade, except of motor vehicles and motorcycles | 2 |
| Wholesale trade, except of motor vehicles and motorcycles | 2 |
| Activities of head offices; management consultancy activities | 1 |
| Manufacture of basic metals | 1 |
| Office administrative, office support and other business support activities | 1 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2025-10 | 2 |
| 2025-08 | 1 |
| 2025-07 | 2 |
| 2025-06 | 1 |
| 2025-05 | 2 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 5 |
| 0-1m | 1 |
| 54m+ | 1 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Quick facts
HS code: 251820
Coverage: United Kingdom, most metrics for the last 24 months
Description: Dolomite that has been calcined or sintered, often used in manufacturing or chemical processes