Jack Hammer
Air leg pneumatic jack hammer
  • Features
  • Parameter
Features of our air leg pneumatic jack hammer:
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.

Photos of air leg pneumatic jack hammer:
  • rotary drilling rig
  • hydraulic drilling rig
  • portable drilling rig
  • oil drilling rig
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We can also supply the matched air compressors and spare parts:
  • drilling rig machine
  • small drilling rig
  • mobile drilling rig
  • rotary drilling rig for sale
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Specifications of air leg pneumatic jack hammer :
Air leg pneumatic jack hammer
Model YT28 YT24 YT23(7655) YT27
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. 25 (mm) 19mm 25 19
Water pipe inner diam. 13 (mm) 13mm 13 13
Rock drill hole diam. 34~42 (mm) 34-42mm 34-42 34-45
Rock drill hole depth 5 (m) 5 m 5 6
Shank size 22*108 (mm) 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

Optional of Air leg for pneumatic jack hammer YT28:
Air leg 160BD(Short) FT140B(short) FT160B(SHORT) FT160B(Short)
Length 1400mm 1687 2526 2526
Push stoke 965mm 1250 1098 1098
Cylinder diam. 65mm 60 65 65
Weight 14.4kg 15.6kg 16 16
Air leg  FT160BC(Long) FT160BC(Long) FT160A(Long) FT160A(Long)
Length 1800mm 1800 3006 3006
Push stoke 1365mm 1365 1338 1338
Cylinder diam. 65mm 65 65 65
Weight 16.9kg 16,9 17 17
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