• Ejectors

Osaka Vacuum can manufacture ejector systems using various drive sources to meet a wide variety of applications.

A typical example is the steam ejector using water vapors. Other drive resources that can be used are air, water, and organic steam (such as ethylene glycol). The pumps can be made from various materials, including anti-corrosive materials (such as titanium and carbide).

Osaka Vacuum can provide ejector systems to meet customer needs based on technology and proven results.


  • Vacuum degassing equipment
  • Deodorizing equipment
  • Distillation equipment
  • Synthetic fiber polymerization equipment
  • Dryer
  • Vacuum evaporation cooler


Osaka Vacuum ejectors are available in the following types according to drive source and service intake.


  Drive source Intake object
Ejectors Gases Gases
Injector Gases*1 Liquid
Multi-jet Condenser
(Water Ejector)
Liquid Gases*2
Eductor Liquid Liquid
  • *1 : Steam must be from the same liquid as service liquid.
    *2 : The multi-jet condenser is for condensable gases, the water ejector is for non-condensable gases.