Continuous concentration by evaporation under vacuum

Unit to put on table


  • Glass, graduated feeding vessel, 5L.
  • Evaporator glass shell, and
    internal steel heating element.
  • Glass cyclone.
  • 2 graduated glass receivers.
  • Condenser : glass shell and coil.
  • Diaphragm vacuum pump.
  • Vacuum circuit with vacuum regulator.
  • Heating group


  • 4 digital thermometers.
  • Flowmeters
  • Vacuum gauge.


Operating conditions influence

Working pressure

Initial solution concentration

Feeding flow rate


Process monitoring

Mass and thermal balances