CFM vs PSI for Nozzles
PSI = pounds/square inch
CFM = cubic feet/minute
| Gauge PSI | CFM Free Air Flow @ Nozzle Diameter (Inch) | |||||||
| 1/64 | 1/32 | 1/16 | 3/64 | 3/32 | 1/8 | 3/16 | 1/4 | |
| 1 | .03 | .11 | .2 | .4 | 1.0 | 1.7 | 3.9 | 6.8 |
| 5 | .06 | .24 | .5 | 1.0 | 2.2 | 3.9 | 8.7 | 15.4 |
| 10 | .08 | .34 | .8 | 1.4 | 3.1 | 5.4 | 12.3 | 21.8 |
| 15 | .10 | .42 | .9 | 1.6 | 3.7 | 6.6 | 15.0 | 26.7 |
| 20 | .12 | .48 | 1.1 | 1.9 | 4.2 | 7.7 | 17.1 | 30.8 |
| 25 | .13 | .54 | 1.2 | 2.2 | 4.7 | 8.6 | 19.4 | 34.5 |
| 30 | .16 | .63 | 1.4 | 2.5 | 5.6 | 10.0 | 22.5 | 40.0 |
| 40 | .19 | .77 | 1.7 | 3.1 | 6.8 | 12.3 | 27.5 | 49.1 |
| 50 | .22 | .91 | 2.0 | 3.6 | 8.2 | 14.5 | 32.8 | 58.2 |
| 60 | .26 | 1.05 | 2.3 | 4.2 | 9.4 | 16.8 | 37.5 | 67.0 |
| 70 | .29 | 1.19 | 2.7 | 4.8 | 10.7 | 19.0 | 43.0 | 76.0 |
| 80 | .33 | 1.33 | 3.0 | 5.3 | 11.9 | 21.2 | 47.5 | 85.0 |
| 90 | .36 | 1.47 | 3.3 | 5.9 | 13.1 | 23.5 | 52.5 | 94.0 |
| 100 | .40 | 1.61 | 3.7 | 6.4 | 14.5 | 25.8 | 58.3 | 103.0 |
| 110 | .43 | 1.76 | 3.9 | 7.0 | 15.7 | 28.0 | 63.0 | 112.0 |
| 120 | .47 | 1.90 | 4.30 | 7.6 | 17.0 | 30.2 | 68.0 | 121.0 |
| 130 | .50 | 2.04 | 4.6 | 8.1 | 18.2 | 32.4 | 73.0 | 130.0 |
| 140 | .54 | 2.17 | 4.9 | 8.7 | 19.5 | 34.5 | 78.0 | 138.0 |
| 150 | .57 | 2.33 | 5.2 | 9.2 | 20.7 | 36.7 | 83.0 | 147.0 |
| 175 | .66 | 2.65 | 5.9 | 10.6 | 23.8 | 42.1 | 95.0 | 169.0 |
| 200 | .76 | 3.07 | 6.9 | 12.2 | 27.5 | 48.7 | 110.0 | 195.0 |