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Rotary Drilling Rig ZR220A
  • A classic model that dominates the market, with stable performance and reliable quality.

  • Strong construction capacity due to rotary drive with large torque.

  • High construction efficiency due to big flow main pump and multi-gear rotary drive.

  • Strong ability due to the front main winch, the center of gravity moving forward more effective push crowd force.

  • 22 items self auto-check , safety and performance monitoring.

  • New generation cab with better vision, more comfortable operation, new electrical control panel. 360 degree full view monitoring.

  • Option: Spin-off

Drilling Diameter(mm)2000
Drilling Depth(m)inter-locking48
Drilling Speed(r/min)7~26
Engine ModelCummins QSL9
Rated Power(kw)242
Rated Engine Speed(r/min)2000
Max.Crowd Force(kN)180
Max.Crowd Cylinder Pull(kN)200
Line Pull(main winch)(kN)200
Line Speed(main winch)(m/min)63
Line Pull(aux.winch)(kN)90
Line Speed(aux.winch)(m/min)66
Operating Mass(t)73
Traction Force(kN)423
Rope diameter(Main winch)(mm)28
Rope diameter(auxiliary winch)(mm)22

Construction Case Picture
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