Model

7655(YT23)

Weight (kg)

24

Outside length (mm)

668

Cylinder diameter (mm)

70

Piston stroke (mm)

70

Working air pressure (Mpa)

0.4-0.63

Working water pressure (Mpa)

0.2-0.3

Impact energy (J)

≥45J

Impact Frequency (HZ)

≥28HZ

Air consumption (L/S)

≤38L/S

Size of air hose (mm)

19

Size of water hose (mm)

13

Borehole diameter (mm)

34-42mm

Drilling depth (m)

5m

Size of shank (mm)

H22*108

jack hammer

Model

YO18

Y18P

Y19A

YO20

Y26

Weight(kg)

18

18

19

20

26

Length(mm)

550

550

600

561

650

Cylinder size*trip(mm)

58*45

58*45

65*54

63*55

65*70

Working pressure(Mpa)

0.35-0.63

Impact frequency(Hz)

≥32

≥30

≥28

≥33

≥23

Impact energy(J)

≥22

≥22

≥28

≥26

≥30

Air consumption(m3/min)

≤20

≤24

≤37

≤33

≤47