mineral exploration core drilling machine HF-8

core drilling machine, 1.hydraulic driving system, 2.high operation efficiency, 3.Environmental Protection, 4.Energy Saving - details see: https://www.machineto.com/mineral-exploration-core-drilling-machine-hf-8-10125221
Condition:NewCNC or Not:NormalPlace of Origin:Henan China (Mainland)Brand Name:Hanfa
Model Number:HF-8Dimension(L*W*H):8300*240*3500mmWeight:25000kgAfter-sales Service Provided:Engineers available to service machinery overseas
drilling diameter:NQ HQ PQdrilling depth:3000m, 2400m, 1700mmud pump:bw320spindle diameter:121mm
max.rotation torque of spindle:7200N.m at 170 rpm 1300N.m at 1250rpm   
mineral exploration core drilling machine HF-8
contact supplier for mineral exploration core drilling machine HF-8


mineral exploration core drilling machine HF-8

ApplicationRange of core drilling machine

HF-8 can be applied to both slant and vertical drilling. Being a rig equipped with diamond and the carbide alloy bit drilling, it can be used in the fields of geology, metallurgy, coal mining, nuke industry and hydrology measuring.


Specifications of core drilling machine

Power UnitPower276 kW (370HP) at 2100 r/min

Drilling Capacity

NQ3000m(9840 feet)
HQ2400 m(7872 feet)
PQ1700 m(5576 feet)

Drill Head

RPM of SpindleThree Shifts/ Stepless ChangeThree

0-1250 RPM

Max. Torque of Spindle

7200 N·m(5307 lbf·ft) at 170 rpm
1300 N·m(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)120kN(26976 lbf)
Steel Wire Diameter21.5 mm(0.85 inch)
Steel Wire Length50m(164feet)

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)

Mast

Effective Hoisting Height9.6 m(31.5 feet)
Mast Adjusting Angle0°----90°
Drilling Angle45º off horizontal to 90ºvertical down
Feeding Stroke4700 mm(185 inch)
Slippage Stroke1100 mm(43 inch)
Foot ClampClamping Scope55.5-117.5 mm(2.19-4.63 inch)

through hole dia.154mm(6.06 inch)

Mud Pump

TypeReciprocating Pump Triplex Plunger
ModelBW320
Stroke110mm(4.3 inch)
Output volume320,230,165,118 L/min

(84.5, 61, 44, 31 US Gallons/min)

Discharge pressure4.0, 5.0, 6.0, 8.0 Mpa

(580, 725, 870, 1160 psi)

Others

Weight25000 Kg (55125 lb)
Transport Dimensions (L × W ×H )8300×2400×3500mm

(326.8×94.5×137.8 inch)



shipment of core drilling machine :

mineral exploration core drilling machine HF-8
Packaging Detail:strandard exportin package or your requirement
Delivery Detail:30 days

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