Air Consumption Calculator - Pneumatic Cylinder

Accurately calculate the compressed air consumption of your pneumatic cylinder. Just enter the cylinder parameters and operating pressure.

Fill in the details below

mm
Bar
cycles/min
Data used for calculation
Rod Diameter: 6 mm
Area in Extension: 1,13 cm²
Area at Retraction: 0,85 cm²

🎯 Formula Discovered and Validated

After testing with 13 real MTi Brasil examples, we discovered the exact formula with an average error of just 5.93%:

Q = A1 × c × n × (P + Pat) / 5100

📊 Formula Variables

  • Q = compressed air consumption (l/min)
  • A1 = effective area of ​​the cylinder in extension (cm²)
  • c = cylinder stroke or length (mm)
  • n = cylinder drive cycles (cycles/min)
  • P = operating pressure (Bar)
  • Pat = atmospheric pressure = 1 Bar (constant)

✅ Pressure Behavior

  • Increasing pressure INCREASES consumption of ar (as expected)
  • When increasing pressure from 6 to 54 Bar maintaining proportions: consumption increases ~51x
  • Formula validated with pressures from 1 to 250 Bar
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