The rotary atomizer FS1 was designed and manufactured for handling pharmaceutical products , food products and fine ceramic products . It was primarily developed during 1993 for a spray dryer called SD-6.3-R allowing a Small Scale Production. Being a portable rotary atomizer, it has gained recognition in the field of spray drying.


  • For closed cycle and open cycle spray dryers
  • Primarily for use in GEA Niro SD-6.3-R Spray Dryers
  • Abrasive and non-abrasive liquid feeds for products in the food, chemicals and pharmaceutical industries

Features and benefits:

  • Lightweight – hand carried
  • No gear box – no possibility of product contamination by lubricant
  • Rotational speed controlled by frequency converter
  • Indication of spindle speed and atomizer performance via VFD read out
  • Motor surface temperature controlled against overheating
  • Wide range of atomizer wheels for non-abrasive and abrasive feeds
  • Sanitary design, easy to clean and inspect – complying with EN 1672-2
  • High reliability, availability and durability
  • Patented wear-resistant wheel design - WEARSERT™
  • Proprietary feed distributor design - VOLUTE™
  • High turn down range

Technical data:

  • Wheel speed range: 10,000 – 30,000 rpm
  • Feed rate range: 120 – 370 kg/h
  • Motor size 0.4 - 1.2 kW (depending on wheel speed)
  • Designed and manufactured according to relevant EU directives and harmonized standards

Read the brochure about GEA Niro's FS1 rotary atomizer.