VAA
Independent liquid and air control

Air-atomizing two-fluid nozzles

Internal- and external-mix atomizers for duties requiring finer droplet control than pressure-only atomization.

Document stateEngineering reviewSource CLIENT-002
Pre-release technical dataDo not use these values for procurement, installation or safety decisions until an approved Veylcore datasheet is issued.
Concept product render for Veylcore Series VAA
Concept visualization · final production geometry may differ
Dimension-neutral concept drawing for Veylcore Series VAA
Drawing VAA-CONCEPT-R0 · NTS · Not for manufacture
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Spray behavior

Selection basis

Independent liquid and atomizing-air inputs with round and flat spray configurations.

Target applicationsHumidificationCoatingSpray dryingChemical injectionOdor controlFlue-gas conditioning
Client-supplied master / revision 0

Series range

ModelMix typeLiquid flowAir consumptionPatterns
VAA-INTInternal2-150 L/h0.03-0.45 Nm3/minRound / wide flat / 360 deg
VAA-EXTExternal5-320 L/h0.08-0.90 Nm3/minFlat fan / round
Construction

Materials

  • 316L stainless steel
  • Nickel-plated brass
  • Hastelloy C-276
Operating envelope

Temperature

Client draft: up to 250 C. Air-cap, fluid-cap, seals and mounting assembly require configuration-specific limits.

Interfaces

Connections

Client draft: dual 1/4 in NPT inlets for liquid and atomizing air.

Release control

Open engineering checks

  1. The supplied Dv0.5 range requires test-fluid, operating-condition and measurement-method records.
  2. PDPA/PDA and laser diffraction are distinct measurement methods and must not be combined as one method.
Download the review catalogDiscuss Series VAA