Henan, China
Business Type:
Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
ISO 9001
Export Year:

Large Diameter Drilling Rig, Large Diameter Drilling Machine, Engineering Drilling Machine manufacturer / supplier in China, offering Large Diameter! Engineering Drilling Rig Qj250-1, Full Hydraulic Pressure Engineering Mode Drilling Machine Kp2500, Truck Mounted Water Drilling Rig Equipment (HF350B) and so on.

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Large Diameter! Engineering Drilling Rig Qj250-1

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Min. Order / Reference FOB Price
1 Set US $275,000-285,000/ Set
Port: Qingdao, China
Production Capacity: 50sets /Month
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram
Condition: New
Type: Drilling Machine
Drilling Diameter(M)(Rock Stratum): 2.5
Drilling Tower Load(Kn): 600
Pressure Pile Driver Type: Hydraulic Pile Driver
Power Type: Diesel

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Basic Info

Model NO.: QJ250-1
Usage: Engineering Drilling Rig
Trademark: Hanfa
Transport Package: Standard Export Packing
Specification: CE
Origin: Zhengzhou City, China

Product Description

Large Diameter! Engineering Drilling Rig Qj250-1

Main features:

The major diameter filing pile drilling machine of QJ250-1 type applies to major diameter bridge pier hole in various geologic conditions, such as ravelly ground, clay loam layer, sandy gravel, breaking layer and lithosphere as well as other various major diameter pore forming construction.
This drill's torque is large, the rigidity is good, and the whole machine is stable and drilling efficiency high and quality of pore forming is excellent. It adopts a set of drilling tool which can be used for two species of drilling technique of positive and negative circulation, it is equipped with air compressor, and can realize gas life reverse circulation drilling

Large Diameter! Engineering Drilling Rig Qj250-1

The pile holder of ZJG260, which matches with main machine, is equipped with five wheels tackle with two load of 600KN to move left and right on pile holder, in order to reduce the assistant time during construction; The lower plate isd equipped with steel wheel device, which can move vertically and horizontally on guide rail; The upper plate can move vertically and keeps off the opening, the aiguille under 2.5meters can enter the hole directly and is very convenient.

The drilling machine of QJ250-1 type has won Scientific and Technical Advance the First Prize of Construction Ministry.
QJ250-1Type major diameter filling pile drilling machineZjg60type piule holder
Drilling diameter(m)(rock stratum)2.5Drilling tower load(KN)600
Dynamic force (mm)95Effictive height(m)9
Drilling depth (m)100Single rope load of capstan engine(KN)54
Rotary speed (r/min)7.8 12.7 26  

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