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SGS has the facilities, equipment, expertise and experience needed for bulk cathode or concentrate sample preparation.


If you need limited run samples prepared to generate market evaluation samples, turn to SGS. With our piloting equipment and expertise, we can process samples up to 100 t in size. Product quality is closely monitored through scheduled sampling campaigns and/or through the use of our process control systems.

SGS employs experienced metallurgical professionals and technicians that can efficiently process samples of any size. Some typical bulk processing techniques we have extensive experience with include:

  • Crushing
  • Grinding
  • Froth flotation
  • Separation by size, gravity, heavy media
  • Magnetic separation
  • Solvent extraction - electrowinning

SGS accommodates your requirements and works with you to develop a cost-effective program for the preparation of bulk samples that can yield marketable product. We have the specialists and the facilities to assist with your specific parameters.