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Manufacture of basic precious and other non-ferrous metals

24.20 Manufacture of basic precious and other non-ferrous metals

This class includes:

  • production of basic precious metals:
    • production and refining of unwrought or wrought precious metals: gold, silver, platinum etc. from ore and scrap
  • production of precious metal alloys
  • production of precious metal semi-products
  • production of silver rolled onto base metals
  • production of gold rolled onto base metals or silver
  • production of platinum and platinum group metals rolled onto gold, silver or base metals
  • production of aluminium from alumina
  • production of aluminium from electrolytic refining of aluminium waste and scrap
  • production of aluminium alloys
  • semi-manufacturing of aluminium
  • production of lead, zinc and tin from ores
  • production of lead, zinc and tin from electrolytic refining of lead, zinc and tin waste and scrap
  • production of lead, zinc and tin alloys
  • semi-manufacturing of lead, zinc and tin
  • production of copper from ores
  • production of copper from electrolytic refining of copper waste and scrap
  • production of copper alloys
  • manufacture of fuse wire or strip
  • semi-manufacturing of copper
  • production of chrome, manganese, nickel etc. from ores or oxides
  • production of chrome, manganese, nickel etc. from electrolytic and aluminothermic refining of chrome, manganese, nickel etc., waste and scrap
  • production of alloys of chrome, manganese, nickel etc.
  • semi-manufacturing of chrome, manganese, nickel etc.
  • production of mattes of nickel
  • production of uranium metal from pitchblende or other ores
  • smelting and refining of uranium

This class also includes:

  • manufacture of wire of these metals by drawing
  • production of aluminium oxide (alumina)
  • production of aluminium wrapping foil
  • manufacture of aluminium (tin) foil laminates made from aluminum (tin) foil as primary component
  • manufacture of precious metal foil laminates

This class excludes:

  • casting of non-ferrous metals, see 24.32
  • manufacture of precious metal jewellery, see 32.11
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