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Vacuum Preperation
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Cooling, mixing and aging in a single machine

With its well-known high degree of processing, the Eirich intensive mixer always delivers molding sand of the highest quality – something which is an essential requirement for modern foundries. This applies regardless of whether you are processing under atmospheric conditions with a conventional cooling system or whether you are using the unique Evactherm® method. For cases in which

  • mixing and cooling are required
  • there is a high thermal load on the molding sand
  • the molding sand requirements exceed 40m³/h

Evactherm® offers the better solution for even higher sand quality.

Preparation under vacuum

Comparisons between the Evactherm® technology and conventional cooling systems clearly show the improved properties of the molding sand. This increase in quality also leads to increased productivity thanks to

  • Reduced consumption of additives
  • Improved casting surfaces
  • Less waste due to rejected batches
  • Lower cleaning costs