VKP3,5NW DHD3,5 - 25 Bar

The VKP 3,5NW DHD3,5 hammer is a valveless DTH hammer designed for drilling diameter 90mm – 110mm hole for mine, quarry, water well, exploration and civil engineering application.

Benefits of use

  • The increased piston delivers more blow energy providing increased production rate which means more foot per gallon of fuel.
  • The VKP 3,5NW DHD3,5 hammer has characteristics such as simplicity of design, ease of service, low air consumption.
  • An extra long hardened chuck gives added protection and life to external cylinder.

Specifications

Weight Air consumption 1,2 MPa Air consumption 2,4 MPa Air consumption 1,8 MPa Hammer Outside Diameter
25 kg 5,3 m3min-1 11,5 m3min-1 8,1 m3min-1 82 mm
Length Piston Weight Connecting thread Ordering code
890 mm 5.5 kg 2 3/8” A.P.I Reg. Pin 9550-400

Spare Parts List

VKP3,5NW DHD3,5 - 25 Bar
01 VKP3,5W-1 Top adapter
02 VKP3,5W-2 “ O ” ring
03 VKP3,5W-3 Check valve
04 VKP3,5W-4 Spring
05 VKP3,5W-5 Air distributor
06 VKP3,5W-6 Internal cylinder
07 VKP3,5W-7 Piston
08 VKP3,5W-8 External cylinder
09 VKP3,5W-9 Bushing
10 VKP3,5W-10 “ O ” ring
11 VKP3,5W-11 Stop ring
12 VKP3,5W-12 Chuck



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