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Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd.

Geotechnical Core Drilling Machine, Geotechnical Drilling Rig, Core Drilling Machine manufacturer / supplier in China, offering Fully Hydraulic Geological Core Drilling Machine, China Small Portable Spt Soil Testing Portable Drilling Rig Df-Y-2, 600m Xy-600c Portable Diamond Core Sample Drilling Machine and so on.

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Supplier Homepage Product Diamond Core Drilling Rig BQ/NQ/HQ/PQ Coring Rig Fully Hydraulic Geological Core Drilling Machine

Fully Hydraulic Geological Core Drilling Machine

FOB Price: US $250,000-350,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $250,000-350,000/ Piece
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Port: Qingdao, China
Production Capacity: 50 Sets Per Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: DF-H-8
  • Spindle Diameter: 121 mm(4.76 Inch)
  • Power: Cummins 264kw/2200rpm
  • Nq: 2500m
  • Pq: 1500m
  • Power Type: Diesel
  • Trademark: DEFY
  • Specification: ISO; CE; BV; SGS
  • Condition: New
  • Max. Torque of Spindle: 7200 Nm(5307 Lbf @ FT) at 170 Rpm
  • Bq: 3000m
  • Hq: 2000m
  • Usage: Coal, Ore
  • Type: Core Drilling Rig
  • Transport Package: Standard Export Packing
  • Origin: Henan, China
Product Description
DEFY BRAND/DF-H-8 Fully Hydraulic Geological Core Drilling Machine

I. General Introduction

1>DF-H-8 Hydraulic Core Drilling Rig, an up-to-date multi-functional product is suitable to use in plains, hills,
High temperature as well as low temperature places.
2>The main machine is integrated in structure, which consists of self propelled chassis, power, mud
Pump and hoist, etc.
3> It is wire-line coring, and at the same time has the unique top drive function.
The maximum torque is 7200 N· M(5307 lbf· Ft), which will be much more suitable for large diameter
Drilling in coal bed methane, hydrology and water well.
4>Excellent in performance, high in working efficiency, easy for operation and keep the operators from

II. Main Performance Parameters
Power UnitPowerCummins 6LTAA8.9-C360
Drilling CapacityBQ3000m(9842 feet)
 NQ2500m(8202 feet)
 HQ2000 m(6561 feet)
 PQ1500 m(4921 feet)
Drill HeadRPM of SpindleThree Shifts ;
Stepless - Change   0-1250 RPM
 Max. Torque of Spindle7200 Nm(5307 lbf @ ft) at 170 rpm
  1300 Nm(958 lbf @ ft) at 1250 rpm
 Spindle Diameter121 mm(4.76 inch)
 Max. Lifting capacity of Spindle295 kN(66316 lbf)
 Max. Feeding Power152 kN(34170 lbf)
Capacity of 
Main Hoist
Hoisting force (single wire)180kN(40464 lbf)
 Steel Wire Diameter21.5 mm(0.85 inch)
 Steel Wire Length50 m(164 feet)
Capacity of 
Wireline Hoist
Hoisting Force (single wire)15 kN(3372 lbf) (bare drum)
 Steel Wire Diameter6.3 mm(0.25 inch)
 Steel Wire Length2800 m(9184 feet)
ModelDrilling capabilitySpindle speedChassis
DF-H-23502301200~900 rpmCrawler Or truck
DF-H-410007005000~1100  rpmCrawler  Or truck
DF-H-51500130010000~1145  rpmCrawler  Or truck
DF-H -5W1500130010000~1145  rpmT railer
DF-H -62000160013000~1100  rpmCrawler  Or truck
DF-H -83200240017000~1250  rpmCrawler  Or truck

our service 
1. One year quality guarantee for main machine;
2. Training: operation manual, overseas installation is also available;
3. Spare parts are available in our factory at cost price for former customers;
4. 24 hour on-line guidance for operation and maintenance.

For more details, price quotation and other models, pls contact:

Ms. Sophie Nie
Cell phone: 0086-15639080652
Office Tel: 0086-371-55819257
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Ms. Sophie Nie
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