Compressed Air Quality Calculator

ISO 8573 air quality class from application requirements.

Application type

System flow rate (CFM)

Ambient temperature (°F)

Ambient humidity (%)

Tab to move between fields

ISO 8573 Particle Class

ISO 8573 Water Class

ISO 8573 Oil Class

Required dew point (°F)37

Max oil content (mg/m³)1

Dryer type needed2

Filtration stages1

Est. condensate (gal/day)4.6

How to Use This Calculator

Enter the application type to set ISO 8573-1 quality class requirements.
Input current measured particulate count, pressure dew point, and oil content.
Review which ISO class is achieved for each contaminant.
Compare current quality to the required class for your most sensitive application.
Use the output to specify the correct filtration, drying, and separation equipment.

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