Technical Data

Technical Data

(Model 222828 and 246935 Bulldog Pump)

Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12:1 (Standard Bulldog Air Motor) Maximum fluid working pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.3 MPa, 83 bar (1200 psi) Maximum air input pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7 MPa, 7 bar (100 psi) Pump cycles per 3.8 liters (1 gal.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Recommended pump speed for continuous operation . . . . . . . . . . . . . . . . . . 60 cycles per min Maximum flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28.5 liters/min (7.5 gpm) at 60 cycles/min Air motor piston effective area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248 cm@ (38.5 in.@) Stroke length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 mm (4.75 in.) Displacement pump effective area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 cm@ (3.255 in.@) Maximum pump operating temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65.5_C (150_F) Air inlet size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3/4 npsm(f) Fluid outlet size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1/2” npt(m) Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 65 kg (142 lb) Displacement Pump Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 37 kg (81 lb) Wetted parts . . . . . . . . . . . . . . . . Carbon Steel; Chrome, Zinc, and Electroless Nickel Plating;

304 and 17–4 PH Grades of Stainless Steel; E52100 Alloy Steel; Ductile Iron; Acetal; PTFE; Ultra-High Molecular Weight Polyethylene

KEY: Fluid Outlet Pressure – Black Curves

A

0.7 MPa, 7 bar (100 psi) Air Pressure

Air Consumption – Gray Curves

B

0.49 MPa, 4.9 bar (70 psi) Air Pressure

 

C

0.28 MPa, 2.8 bar (40 psi) Air Pressure

NOTE: Recommended pump speed for continuous operation (to shaded area): 60 cpm

psi

 

cycles/min

 

 

psi

 

cycles/min

 

 

bar

 

 

 

bar

 

 

 

MPa

16

32

48

60 64

80

MPa

8

16

24

32

40

1200

 

 

 

 

scfm

1200

 

 

 

 

scfm

84

 

 

 

 

84

 

 

 

 

 

 

 

 

m#/min

 

 

 

 

m#/min

8.4

A

 

 

 

 

8.4

 

 

 

 

 

1000

 

 

 

200

1000

A

 

 

 

200

 

 

 

 

 

 

 

 

 

 

 

5.60

 

 

 

5.60

70

 

 

 

 

70

 

 

 

 

7.0

 

 

 

 

 

7.0

 

 

 

 

 

800

 

 

 

 

160

800

 

 

 

 

160

 

 

 

 

4.48

 

 

 

 

4.48

56

B

 

 

A

56

 

 

 

 

 

 

 

B

 

 

 

 

5.6

 

 

 

 

 

5.6

 

 

 

 

600

 

 

 

 

120

600

 

 

 

 

120

 

 

 

B

3.36

 

 

 

 

3.36

42

 

 

 

42

 

 

 

 

 

 

 

 

 

 

 

 

 

4.2

 

 

 

 

 

4.2

 

 

 

 

 

400

C

 

 

 

80

400

C

 

 

A

80

 

 

 

 

2.24

 

 

2.24

28

 

 

 

C

28

 

 

 

2.8

 

 

 

 

2.8

 

 

 

 

 

200

 

 

 

 

40

200

 

 

 

B

40

14

 

 

 

 

1.12

14

 

 

 

C

1.12

1.4

 

 

 

 

 

1.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

0

 

 

 

 

 

gpm 0

2

4

6

8

10

gpm 0

1

2

3

4

5

liters/min

7.6

15.2

22.8

30.4

38.0

liters/min

3.8

7.6

11.4

15.2

19.0

 

 

FLUID FLOW

 

 

 

 

FLUID FLOW

 

 

 

(TEST FLUID: 100,000 CENTIPOISE SEALANT)

 

 

(TEST FLUID: 4,000,000 CENTIPOISE SILICON)

To find Fluid Outlet Pressure (MPa/bar/psi) at a specific fluid flow

To find Pump Air Consumption (m#/min or scfm) at a specific fluid

(lpm/gpm) and operating air pressure (MPa/bar/psi):

flow (lpm/gpm) and air pressure (MPa/bar/psi):

1.

Locate desired flow along bottom of chart.

1.

Locate desired flow along bottom of chart.

2.

Follow vertical line up to intersection with selected fluid outlet

 

 

 

pressure curve (black). Follow left to scale to read fluid outlet

2.

Read vertical line up to intersection with selected air consumption

 

pressure.

 

curve (gray). Follow right to scale to read air consumption.

30 308149

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Image 30
Graco 308149P important safety instructions Technical Data, Model 222828 and 246935 Bulldog Pump