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HFR-8  full hydraulic geotechnical drilling rig

Drilling depth:3000m,2400m,1700m
Drilling diameter:NQ,HQ,PQ
Application:exploration and prospecting of geology, metallurgy,coal,petroleum,natural gas,etc.
Shipping ports:Qingdao,Shanghai or Tianjin
Delivery:15-20 days

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Features

HFR-8 Hydraulic Core Drilling Rig ,an up-to date multifunctional product,is thoroughly new type hydraulic core drilling rig developed on the basis of the market dmand and the advanced techniques in the world.It is suitable to use in plains,hills,high temperature as well as low temperature places,The main machine is integrated in structure ,which consists of self-propelled chassis,power,HFR-8 is excellent in performance,high in working efficiency,easy for operation and keep the operators from dangers.

 

 

Technical data

Power Unit

Power

276 kW (370HP) at 2100 r/min


Effective Hoisting Height

9.6 m(31.5 feet)

 

 

 

Drilling Capacity

NQ

 3000m(9840 feet)

 Mast

Mast Adjusting Angle

           0°----90°

HQ

2400 m(7872 feet)

Drilling Angle

45º off horizontal to 90ºvertical down

PQ

1700 m(5576 feet)

Feeding Stroke

4700 mm(185 inch)

 

 

 

 

 

 

 

 

Drill Head

 RPM of Spindle

Three Shifts/ Steppless Change Three 0-1250 RPM


Slippage Stroke

1100 mm(43 inch)

 Max. Torque of Spindle

 7200 N·m(5307 lbf·ft) at 10 rpm

 Foot Clamp

Clamping Scope

 

55.5-117.5 mm(2.19-4.63 inch)

 

through hole dia.154mm(6.06 inch)

 1300 N·m(958 lbf·ft) at 1250 rpm

 Spindle Diameter

 121 mm(4.76 inch)

 Max. Lifting capacity of Spindle

 295 kN(66316 lbf)

Max. Feeding Power

152 kN(34170 lbf)

Mud Pump

Type

 Reciprocating Pump Triplex Plunger

 

 

Capacity of Main

 

          Hoist

 Hoisting force (single wire)

 120kN(26976 lbf)

Model

  BW320

Steel Wire Diameter

21.5 mm(0.85 inch)

 Stroke

 110mm(4.3 inch)

Steel Wire Length

50m(164feet)

 Output volume

320,230,165,118 L/min

 (84.5, 61, 44, 31 US Gallons/min)

 

 

Capacity of Wire line

 Hoist

 Hoisting Force (single wire)

 15 kN(3372 lbf) (bare drum)

 Discharge pressure

4.0, 5.0, 6.0, 8.0 Mpa

 (580, 725, 870, 1160 psi)

Steel Wire Diameter

6.3 mm(0.25 inch)


           Weight

25000 Kg (55125 lb)

Steel Wire Length

2800 m(9184 feet)

Transport Dimensions (L × W ×H )

8300×2400×3500mm

 (326.8×94.5×137.8 inch)

 

Inquiry
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address: A 2209 ,Chuangye Building ,Yulan Street,High-tech Zone ,Zhengzhou City
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