From highly valuable to very low grade, dry oxides or very wet filter cakes, they have one thing in common, they can all be processed. The objective should always be to prevent materials going to landfill.

Oxides from smelting & refining non-ferrous metals

  • Tin-solder ashes from solder manufacturing
  • Lead oxides from smelting of scrap lead

Drosses from melting & casting of non-ferrous metals

  • Zinc drosses from castings and hot-dip galvanising
  • Solder drosses from PCB assembly
  • Copper/bronze drosses from castings

Filter cakes from galvanic processes

  • Zinc
  • Tin
  • Copper
  • Nickel
  • Precious metals such as Gold & Platinum

Various residues and sludges, such as slags, spent catalysts and flue dust

  • Catalytic converters from the (petro) chemical industry containing Nickel, Molybdenum, Cobalt etc.
  • Copper cement from Zinc refining
  • Slags from smelting Copper, Tin etc.
  • Filterdust containing metals