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WHB 20 Long Pile driver
WHB 20 Long Pile driver

WHB 20 Long spiral rotary drilling rig 1.Stable and reliable; 2.High efficiency; 3.Strong overload capacity

 WHB Long spiral rotary drilling rig specifications

Pile machine is ideal equipment which is widely used in building residential high-rise buildings, highways, high-speed

railway foundation treatment .

          Rotary drilling rig get rid of the cable tie and mobiles flexiblly, wide pile diameter, high


 Walking stability, operation safety:Electric caterpillar design;large size grounding , small ground pressure, before and after pile machine is equipped with 4hydraulic legs; construction stability.

 Flexible walking, high construction efficiency:Driven by the motor,big torque reducer to solve the walking difficulties caused by uneven muddy of construction site,  the efficiency can be improved 2-3 times, no pile position dead angle, pile.

 Aligning with the pile location is accurate and reliable:Braces adopt screw expansion which can be realized adjustment on the pile and column verticality , ensure pile vertical, accurate and fast.

Simple repair , cost-effective:The malfunction rate of the motor and the repair cost is much lower than that of diesel engine, no noise, no waste water discharge.

 Can achieve a variety of constructions.Can realize the SMW process, multiple spindle drilling machine, diesel hammer, hammer, hydraulic hammer and other working apparatus for multiple method construction.

WHB Long spiral drilling machine
Model WHB20
Max drilling diameter(mm)400  600800
Max drilling depth(m)2016
Motor Power|(kw)37×2
Max Torquemoment(kN.m)30.7
Drilling mast speed(r/min)23
Maxmum Pulling force(kN)(300
Walking step size(m)1.1
Rotary speed(r/min)0-1.33
Weight of working state(t)30
Weight of towing(t)21
Drill size of working state(m)10×4.9×24.7
Drill size of transportation condition (m)13.3×3.1×4

WHB 20 Long Pile driver

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