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How salt is made

Common salt (Sodium Chloride) is produced all over the world either by solar evaporation or through mining. At Krystalline Salt Ltd, salt harvesting is purely through solar evaporation, in the sense that no chemicals are added during the production of salt. The whole operation mainly depends on solar evaporation along with the regulation of the flow of brine through a series of evaporators, condensers, and crystallizers.

  1. Evaporation

    Water is moved to evaporators and condensers. Here the water gets evaporated by the sun leaving behind a concentrated solution known as brine.

    • Water pumped into reservoirs
      Water pumped into reservoirs
    • Shallow evaporation pond
      Compressors
    • Evaporator
      Evaporator
  2. Crystallizers

    4 months later (depending on the weather) whats left in the evaporators and condensers are sparkly shimmering salt crystals which are harvested and loaded onto trucks. We call these salt crystallizers.

    • Salt crystals in a crystallizer
      Crystallizers
  3. Washing and heaping

    The trucks transport the freshly harvested salt to the factory where it is washed and stored as a giant heap.

    • A truck tipping freshly harvested salt
      Straight from the crystallizer
    • A conveyor building the salt heap
    • The giant salt heap
  4. Iodizing and sorting

    The salt is then moved into the factory where it is washed again (except for our Coarse Salt), sprayed with iodine, crushed, dried, and sorted by size.

    • Conveying unpacked salt
      Conveying unpacked salt
    • Iodine in storage
      Iodine in storage
  5. Packing

    The salt then moves onto our packing section where it is packed and loaded for transport to its various destinations.

    • Krystalline Salt packaging
      Krystalline Salt packaging
    • Multi baler for salt packing
      Multi baler for salt packing
    • An electric forklift moving salt sacks
      Electric fork lifts are greener and energy efficient.

And that is the basics. Other processes include managing and maintaining salinity levels, microorganism levels, and quality.

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