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Air Consumption Rates

For more information about compressed air and blasting, please review our compressed air basics.

SIPHON BLAST CFM CONSUMPTION

Nozzle 
Size

Air Jet 
Orifice

CFM CONSUMPTION AT SPECIFIC PRESSURES

30 PSI

40 PSI

50 PSI

60 PSI

70 PSI

80 PSI

90 PSI

100 PSI

120 PSI

1/8” (#2)

1/16”

2.45

3.00

3.55

4.10

4.65

5.20

5.74

6.70

7.60

3/16” (#3)

3/32”

5.52

6.79

8.00

9.22

10.48

11.68

12.90

14.4

17.10

1/4" (#4)

7/64”

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

25.00

1/4" (#4)

1/8”

9.80

12.03

14.26

16.39

18.62

20.76

22.99

25.00

30.00

5/16” (#5)

5/32”

15.31

18.80

22.28

25.61

29.09

32.43

35.92

40.00

49.00

3/8” (#6)

3/16”

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

66.00

1/2" (#8)

1/4"

39.28

48.11

56.84

65.57

74.40

83.13

91.95

102.00

120.00

Custom size siphon air jets available for special air flow requirements

 

PRESSURE BLAST CFM CONSUMPTION

Nozzle
Size

CFM CONSUMPTION AT SPECIFIC PRESSURES

20 PSI

30 PSI

40 PSI

50 PSI

60 PSI

70 PSI

80 PSI

90 PSI

100 PSI

1/16”

0.062

2.00

2.50

3.10

3.70

4.20

4.80

5.40

5.90

6.50

3/32”

0.094

4.40

5.70

7.00

8.20

9.50

10.80

12.10

13.30

14.60

1/8” (#2)

0.125

7.90

8.38

10.29

12.20

14.02

15.93

17.76

19.67

21.80

3/16” (#3)

0.187

15.00

18.92

23.24

27.39

31.54

35.85

40.08

44.15

49.00

1/4" (#4)

0.250

26.00

33.62

41.17

48.64

56.11

63.66

71.13

78.68

85.00

5/16” (#5)

0.312

42.00

54.61

67.06

79.10

91.13

103.63

115.66

127.74

140.00

3/8” (#6)

0.375

58.00

75.61

92.96

109.56

126.16

143.59

160.19

176.79

194.00

7/16” (#7)

0.437

83.00

105.03

128.65

152.31

175.55

199.20

222.44

245.68

268.00

1/2" (#8)

0.500

105.00

143.46

164.34

195.05

224.93

254.81

284.69

314.57

346.00

 

MACHINE MODEL vs. STANDARD GUN SIZE & CFM USAGE

Machine 
Model

Nozzle
Size

CFM CONSUMPTION AT SPECIFIC PRESSURES

30 PSI

40PSI

50PSI

60PSI

70PSI

80PSI

90PSI

100PSI

Hobby Blast

0.200

5.52

6.79

8.00

9.22

10.48

11.68

12.90

14.4

Space Saver HD

0.250

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

Viper HD

0.250

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

Cobra

0.250

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

Shop Standard

0.312

9.80

12.03

14.26

16.39

18.62

20.76

22.99

25.00

N-200 Production Siphon

0.375

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

Dominator Automotive Siphon

0.375

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

N-200 Production Siphon Cyclone

0.375

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

PrecisionBlast Direct Pressure

0.093

5.70

7.00

8.20

9.50

10.80

12.10

13.30

14.60

PrecisionEtch Siphon

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

7.66

CrystalBlast pressure models 3/32” nozzle

0.093

5.70

7.00

8.20

9.50

10.80

12.10

13.30

14.60

CrystalEtch siphon models 0.200 nozzle

0.250

7.66

9.41

11.13

12.80

14.55

16.20

17.94

19.65

Power Peen Direct Pressure

0.250

33.62

41.17

48.64

56.11

63.66

71.13

78.68

85.00

Charger Automotive Direct Pressure

0.250

33.62

41.17

48.64

56.11

63.66

71.13

78.68

85.00

Power Strip Direct Pressure

0.250

33.62

41.17

48.64

56.11

63.66

71.13

78.68

85.00

Hailstorm Plastic

0.250

33.62

41.17

48.64

56.11

63.66

71.13

78.68

85.00

Blizzard Soda

optional soda delivery system, nozzle sized to customer specification

Hurricane

0.375

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

Tumble Barrel Machines

0.375

22.11

27.16

32.01

36.86

41.90

46.85

51.60

56.00

Hobby Blast – Space Saver – Viper - Cobra and Shop Standard machines are available with smaller CFM gun sizes…all production blast machines are available with larger and smaller CFM gun sizes. TB-1 Tumble Barrel Option operates with smaller CFM gun size (0.312)