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Air Leg Pneumatic Jack Hammer

Description

Features of our electric DTH drilling rig KTD70 and KTD110A:

Our air leg pneumatic jack hammers are the most modern rock drill, which are adopted the most advanced rock drill technology, compared with the same type of products, with its high efficiency, low noise, light weight, competitive price, fast working speed. It It gained our customers’ greatly praise. The operate handles are centralized, compact structure, very easy to operate. The silencer greatly reduce the noise, improved the working condition. Very widely used in tunnel rock drilling, railway, water conservancy construction, etc.

Technical Parameters
Air leg pneumatic jack hammer

Model

KYT28

KYT24

KYT23(7655)

KYT27

Weight

26kg

24kg

23kg

27

Length

661mm

678mm

628

668

Cylinder diam.

80mm

70mm

76

80

Piston stroke

60mm

70mm

60

60

Working pressure

0.5-0.6Mpa

0.4-0.63Mpa

0.5-0.63

0.63

Impact energy

≥60.2 (J)

 

≧65

≧75.5

Impact frequency

≥37Hz

≧31Hz

≧36

≧36.7

Air consumption

≤81L/s

≦66.7L/s

≦80

≦80

Working water pressure

0.2~0.3 (Mpa)

0.2-0.3

0.2-0.3

0.3

Air pipe inner diam.

25mm

19mm

25

19

Water pipe inner diam.

13mm

13mm

13

13

Rock drill hole diam.

34~42mm

34-42mm

34-42

34-45

Rock drill hole depth

5m

5 m

5

6

Shank size

22*108mm

22*108mm

22*108

22*108

Oil tank

FY200B-FY200C

FT2008B

FY200A

FY250

Tank

200ml

200ml

200ml

250 ml

Weight

1.02kg

1.02kg

1.2kg

1.2kg

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