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  • Kazakhstan, Kostanay
  • Baitursynov street
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installations, drilling tools, crawler bases,
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  • Kazakhstan, Kostanay
  • Baitursynov street

URB 2A2

  • Description
  • Specifications

Description

* The price without the cost of the chassis.
The drilling rig URB-2A2 mini is designed for drilling geophysical and structural exploration wells for oil and gas, exploration of solid minerals, building materials and groundwater, engineering-geological surveys, drilling of water intake and blast wells. Drilling is carried out by rotational method with washing or blowing of the well or augers.
The rig is mounted on the chassis of the Amur-531300, Ural, KAMAZ, MTLB and is driven by the engine of the car. 
Moving along the mast, the hydraulic drive rotator is used for drilling, augmenting the drilling tool for work and performs, together with the hydraulic lift on the descent (lifting) of the tool and its supply during drilling. The rotator is moved along the mast with a hydraulic cylinder and lifting system. 
Management tool is hydroficated drilling rig and is fully focused on the driller's console. On the remote are the control devices and regulators efforts to slaughter, feed speed and lift, and the frequency of rotation of a spindle of the rotator. 
A distinctive feature of the installation in comparison with the standard URB 2A-2 is less weight and dimensions, which allows you to install it on the chassis with a lower load capacity.

Specifications

Характеристика Значение
Conditional depth of drilling, m:
structurally-search wells with washing
250
geophysical wells 
with washing
100
with compressor
60
with augers
40
Initial drilling diameter with flushing, mm
190
Final drilling diameter with flushing, mm
structurally-search wells
93
geophysical wells
118
Diameter of drilling with blowing, mm
118
Diameter of drilling by screws, mm
150
The rotational speed of the drilling rig, rpm 
90, 180
The maximum twisting moment, Н*m
4000
Feed rate of the rotator, mm
3100
Rate of lifting of the drilling tool, m/s
0-1,1
Working pressure in hydraulic system, mPa
1,6
Lifting capacity of mast lifting cylinder, N (kgf)          58800 (6000)
Effort to rise, kg
4600
Feeding force down, kg
2600

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