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Abrasive Waterjet Technologies

Abrasive waterjets can be used for general machining (AWJs), fine machining (FAWs) and micro machining (MAWs):

  1. AWJs have cutting jet diameters greater than 300 microns (0.012 inches) and are the only abrasive waterjets currently exploited for precision machining.
  2. FAWs have cutting jet diameters between 50 microns (0.002 inches) and 300 microns (0.012 inches).
  3. MAWs have cutting jet diameters less than 50 microns (0.002 inches).

Abrasive waterjets both complement and compete with lasers in the general machining market but not as yet in the fine and micro machining markets. The sales revenues for fine and micro machining lasers are growing to match the revenues from general machining lasers. It is likely that revenues from the sales of fine and micro machining abrasive waterjets could grow to match those from abrasive waterjets for general machining.

This web site aims to:

  • Increase awareness of the capabilities of abrasive waterjets
  • Provide realistic models of cutting head flows
  • Provide insights into the fluid dynamics of cutting heads in order to bring about paradigm shifts in abrasive waterjet technologies.
  • Provide guidance for researchers on formulating and carrying out research to meet industrial needs.
    Parts profiled by a 50 micron diameter jet

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