No.

Item

Unit

Y18

Y20

Y24

Y28

1

Length

mm

550

590

605

659

2

Weight

kg

18

20

23

25

3

Cylinder diameter ×Piston stroke

mm

58×50

64×52

70×70

80×60

4

Air pressure

MPa

0.4~0.63

0.4~0.63

0.4~0.63

0.4~0.63

5

Gas consumption

M³/min

≦1.4

≦1.5

≦3

≦3.3

6

Drilling diameter

mm

Ø36~42

Ø32~42

Ø32~42

Ø34~45

7

Drilling depth

m

1.5~2

3

5

5

8

Drilling speed

mm/min

≧120

≧200

≧320

≧400

9

Impact frequency

Hz

≧23

≧27

≧28

≧35

P.S. The air pressure of function specification is 0.5MPa.