Figure 2.13 Standard volumetric flow-rate of the atomizing gas (dry air) as a function of the
upstream pressure. The data points represent 20 psig (239 kPa), 30 psig (308 kPa), 40 psig (377
kPa), 50 psig (446 kPa), and 60 psig (515 kPa) in the system’s pressure setting.