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Fluid Power Information Center

SCFM 100 PSI Table
Speed of Cylinder (Inches per second) @100 psi
0.5 1.0 2.0 3.0 4.0 5.0 6.0 8.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0
BORE SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM
0.625 0.0 0.1 0.2 0.2 0.3 0.4 0.5 0.7 0.8 1.2 1.7 2.1 2.5 2.9 3.3
0.750 0.1 0.1 0.2 0.4 0.5 0.6 0.7 1.0 1.2 1.8 2.4 3.0 3.6 4.2 4.8
1.000 0.1 0.2 0.4 0.6 0.9 1.1 1.3 1.7 2.1 3.3 4.3 5.3 6.4 7.4 8.5
1.125 0.1 0.3 0.5 0.8 1.1 1.3 1.6 2.2 2.7 4.0 5.4 6.7 8.1 9.4 10.8
1.375 0.2 0.4 0.8 1.2 1.6 2.0 2.4 3.2 4.0 6.0 8.0 10.1 12.1 14.1 16.1
1.500 0.2 0.5 1.0 1.4 1.9 2.4 2.9 3.8 4.8 7.2 9.6 12.0 14.4 16.8 19.2
1.750 0.3 0.7 1.3 2.0 2.6 3.3 3.9 5.2 6.5 9.8 13.0 16.3 19.5 22.8 26.1
2.000 0.4 0.9 1.7 2.6 3.4 4.3 5.1 6.8 8.5 12.8 17.0 21.3 25.5 29.8 34.0
2.500 0.7 1.3 2.7 4.0 5.3 6.6 8.0 10.6 13.3 19.9 26.6 33.2 39.9 46.5 50.2
3.000 1.0 1.9 3.8 5.7 7.7 9.6 11.5 15.3 19.2 23.7 38.3 47.9 57.5 67.0 76.6
3.250 1.1 2.2 4.5 6.7 9.0 11.2 13.5 18.0 22.5 33.7 45.0 56.2 67.4 78.7 89.9
4.000 1.7 3.4 6.8 10.2 13.6 17.0 20.4 27.2 34.0 51.1 68.1 85.1 102.1 119.2 136.2
5.000 2.7 5.3 10.6 16.0 21.3 26.6 31.9 42.6 53.2 79.8 106.4 133.0 159.6 186.2 212.8
6.000 3.8 7.7 15.3 23.0 30.6 38.3 46.0 51.3 76.6 114.9 153.2 191.5 229.8 268.1 306.4
7.000 5.2 10.4 20.9 31.3 41.7 52.1 62.6 83.4 104.3 156.4 208.5 260.7 312.8 364.9 417.1
8.000 6.8 13.6 27.2 40.9 54.5 68.1 81.7 108.9 136.2 204.3 272.4 340.5 408.6 476.6 544.7
10.00 10.6 21.3 42.6 63.8 85.1 106.4 127.7 170.2 212.8 319.2 425.6 532.0 636.4 744.8 851.1
12.00 15.3 30.6 61.3 91.9 122.6 155.2 183.8 245.1 306.4 459.6 612.8 766.0 919.2 1072.4 1225.7
14.00 20.9 41.7 83.4 125.1 166.8 208.5 250.2 333.6 417.1 625.6 834.1 1042.7 1251.2 1459.7 1668.2
16.00 27.2 54.5 108.9 163.4 217.9 272.4 326.8 435.8 544.7 817.1 1089.5 1361.8 1634.2 1906.6 2178.9
18.00 34.5 68.9 137.9 206.8 275.8 344.7 413.7 551.5 659.4 1034.1 1378.9 1723.6 2068.3 2413.0 2757.7

CHART B - Cv REQUIRED TO MET SCFM @100 PSI
Supply Pressure P1 100 100 100 100 100
Outlet Pressure P2 95 90 85 80 75

PRESSURE DROP Delta P 5 10 15 20 25

Valve Line C - V SCFM SCFM SCFM SCFM SCFM
SNAP Valve 0.10 2.23 3.16 3.75 4.25 4.62
C Flow Control 0.11 2.52 3.48 4.15 4.57 5.09
2MM MiniBlock 0.15 3.43 4.74 5.66 6.37 6.94
Type 840 0.20 4.57 6.32 7.55 8.50 9.25
1/8" Rotary valve 0.30 5.47 7.45 8.77 9.69 10.39
MiniMaster 0.50 11.43 15.80 18.83 21.25 23.12
TaskMaster 1.00 22.87 31.60 37.76 42.50 45.24
CD-7 1.10 25.15 34.76 41.54 46.75 50.86
1/4" Rotary valve 1.10 25.15 34.76 41.54 46.75 50.86
Size I CERAM 1.10 25.15 34.76 41.54 46.75 50.86
Type 74 C 1.30 29.73 41.07 49.09 55.24 60.11
1/4" "D" PilotAir 1.47 33.62 46.45 55.51 62.47 67.97
1/4" PowerMaster 2.40 54.65 75.51 90.25 101.57 110.52
Size II CERAM 2.40 54.89 75.83 90.63 101.99 110.98
3/8" PowerMaster 3.73 85.30 117.85 140.85 158.51 172.48
Size III CERAM 4.30 98.34 135.86 162.38 182.73 198.84
1/2" "D" PilotAir 4.53 103.60 143.13 171.06 192.51 209.47
1/2" PowerMaster 6.17 141.10 194.95 232.99 262.20 285.31
Size IV CERAM 7.50 171.52 236.97 283.21 318.73 346.31
3/4" PowerMaster 7.88 180.21 248.98 297.56 334.87 364.38
1" PowerMaster 13.61 311.25 430.02 513.94 576.37 629.34
1-1/4" PowerMaster 15.75 360.19 497.64 594.75 669.31 728.29
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