Knowledge base

Compare metals

Copper, aluminium, zinc, lead, silver and tin side by side: production, China’s share, recycling, uses, properties and Poland’s position – with the source and year next to every figure.

The same indicators for selected metals side by side – from the same data as the profiles, with the source and year next to every figure.

Choose metals (2–6)

World production

Mine production, for aluminium – primary production. Logarithmic scale: each step in bar length is a multiple.

  • CuCopper23.2 Mt ICSG · 2025
  • AlAluminium~74.0 Mt IAI · 2025
  • ZnZinc~12.6 Mt ILZSG · 2025
  • PbLead~4.5 Mt ILZSG · 2025
  • AgSilver~25,500 t Silver Institute · 2024
  • SnTin~300 kt USGS · 2024

China's share

China's share of world mine production, for aluminium – of primary production; calculated from the country tables in the profiles.

  • CuCopper~8% USGS · 2024largest producer: Chile, about 23%
  • AlAluminium~60% IAI · 2025
  • ZnZinc~32% ILZSG · 2025
  • PbLead~44% ILZSG · 2025
  • AgSilver~13% Silver Institute · 2024largest producer: Mexico, about 25%
  • SnTin~23% USGS · 2024

Share of secondary materials

Sources use different definitions – each metal shows what the indicator measures.

  • CuCopper~34% ICSG · 2025RIR – scrap share of use
  • AlAluminium~32% IAI · 2018RIR – scrap share of use
  • ZnZinc~30% IZArecycled share of zinc use
  • PbLead~70% ILAsecondary production share of supply
  • AgSilver~19% Silver Institute · 2024recycling share of supply (with mine output)
  • SnTin~34% 2023RIR – scrap share of use

Largest use

Share of the largest use in total use of the metal.

  • Cubuilding construction25% IWCC · 2025
  • Altransport and construction– the two largest sectors; no consistent annual share in primary sources
  • Zngalvanizing~60% ILZSG/IZA
  • Pblead-acid batteries~87% ILZSG
  • Agindustrial uses~58% Silver Institute · 2024
  • Snsolder~51% ITA

Density

Mass of one cubic centimetre of the metal at room temperature.

  • CuCopper8.96 g/cm³ physical property
  • AlAluminium2.70 g/cm³ physical property
  • ZnZinc7.14 g/cm³ physical property
  • PbLead11.34 g/cm³ physical property
  • AgSilver10.49 g/cm³ physical property
  • SnTin7.29 g/cm³ physical property

Melting point

The lower it is, the less energy remelting and recycling require.

  • CuCopper~1,083 °C physical property
  • AlAluminium660 °C physical property
  • ZnZinc419.5 °C physical property
  • PbLead327.4 °C physical property
  • AgSilver961.8 °C physical property
  • SnTin231.9 °C physical property

Role in the energy transition

Main uses linked to electrification and renewable energy.

  • CuCopper

    Power grids, cables, motors and electric vehicles – the metal of electrification.

  • AlAluminium

    Lightweight vehicle structures, solar panel frames and overhead transmission lines.

  • ZnZinc

    Corrosion protection of steel structures for wind and solar farms and infrastructure.

  • PbLead

    Lead-acid batteries: vehicle starting, back-up power for data centres and telecoms.

  • AgSilver

    Silver paste in photovoltaic cells – about 29% of industrial demand (2024).

  • SnTin

    Solder joining circuits in electronics and photovoltaic cells.

Poland

Poland's position according to the profile data.

  • CuCopper

    Mine output of about 410 kt, reserves of about 34 Mt (USGS) – KGHM Polska Miedź.

  • AlAluminium

    No primary aluminium production; processing and recycling.

  • ZnZinc

    Zinc smelting and recycling; the Polish group holds about 7% of the EU market.

  • PbLead

    Refined lead production of 145 kt (2025) – 14th in the world, 4th in the EU.

  • AgSilver

    KGHM produces about 1,341 t of silver a year (2024) – among the world's leaders.

  • SnTin

    No mining; tin used in processing (solder, alloys, chemicals).

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The figures come from the knowledge base facts file and the profile tables (ICSG, ILZSG, USGS, IAI, IZA, International Lead Association, The Silver Institute, International Tin Association). China's share is calculated from the profile country tables; the recycling indicators have different definitions and years – compare them with care.

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