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Quick Details

  • Condition: New
  • Type: Core Drilling Rig
  • Place of Origin: Chongqing, China (Mainland)
  • Brand Name: GOLD
  • Model Number: CQ-15
  • Drilling depth (m):1000: Spindle stroke (mm):1500
  • hole dia (mm): 100-50
  • max torque (N.m): 22100
  • top drive head inner hole (mm): 182182
  • top drive head max pull force(KN): 27
  • top drive head max push force(KN): 98.3
  • top drive head stroke(mm): 1000

Packaging & Delivery

Packaging Details wooden case
Delivery Time 15days


Rock Drilling Machine ,water well  drilling machine, CQ-15 drilling mahcine



GQ-15 engineering drilling machine is newly designed special for large diameter pile hole drilling, can use forward-circulation and reverse circulation drilling methods mainly used in drilling large diameter pile for building, skyscraper, dam, harbor, bridge etc. and drilling large diameter well



    Big torque, lightweight and compact structure in compare with same kind machine.
    Mast, top-drive head move down or up along with, strength and rigidity.
    Top-drive head has large inner diameter (182×182mm).
    Reverse-circulation drilling if equipped with necessary equipment as well as forward-circulation drilling.
    Strength, five forward speeds and one reverse speed, suitable for drilling a variety of rock, easy to handle accidents happened in hole.
    Top-drive head is equipped with hand-powered chuck, square driving stem, large stroke, drilling efficiently.
    Hydraulic feed, big pull and push force easy to make pressure and depression drilling.
    Hydraulic retracting stroke is 1150mm, easy to lower and hoist drilling tools.
    Walking device, easy to move and find accurate hole position.
    Reasonable arrangement, easy to operate, smooth.
    Can be equipped with special derrick if user needs



Technical Specifications


                        large dia.water well drilling rig



hole dia (mm)


drilling capacity (m)


top drive head speeds(r/min)





max torque (N.m)


top drive head inner hole (mm)


top drive head max pull force(KN)


top drive head max push force(KN)


top drive head stroke(mm)


hoist lift capacity with singlerope(KN)


retracting distance(mm)


oil pump

SCB32/12 twin-gear oil pump

power unit

electric motor

Y225S-4 37KW

diesel engine

2135AG 50Hp

overal dimensions(L*W*H)mm


drill body weight(excluding power)kg




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China (Mainland) | Manufacturer, Trading Company
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