HCR-8 Full Hydraulic Core Drill Rig 3000m drill capacity

HCR-8 is excellent in performance, high in working efficiency, easy for operation and keep the operators from dangers.

 Specifications

1.      Basic parameter

                                     Hole                                    depth

      NQ (Φ71mm equivalent to Φ2.8 inch ) drill rod -----------------3000m(9840 feet)

      HQ (Φ89 mm equivalent to Φ3.5 inch) drill rod -----------------2400 m(7872 feet)

      PQ (Φ114 mm equivalent to Φ4.5 inch) drill rod ----------------1700 m(5576 feet)

Drill angle --------------------------------------------45°--90°

Mast adjusting angle--------------------------------0°--90°

Feeding stroke ---------------------------------------5000 mm (197 inch)

Hoisting length of mast-----------------------------9.6 m(31.5 feet)

Dimensions (L×W×H) ------------------------------8300×2350×2500 mm (326.8×92.5×98.4 inch)

Weight (without power unit) ----------------------25,000 kg (55125 lb)

Foot clamp clamping scope-----------------------55.5-117.5 mm(2.19-4.63 inch)

                                                                through hole 154mm(6.06 inch)

 

2.1 Core Drilling (3 grades mechanical shift gears)

Max. spindle speed (r/min) ----------------------------0--1250

Max. spindle torque --------------------------------------7200 N·m (5306 lbf·ft)

Spindle torque at 1250 rpm------------------------------1300 N·m (958 lbf·ft)

Diameter of through hole---------------------------------121mm (4.76 inch)

Max. lifting capacity of spindle--------------------------300kN (67440 lbf)

Max. feeding power----------------------------------------150kN (33720 lbf)

2.2 Hydro-geological, water well drilling (3 grades mechanical shift gears)

Max. spindle speed  (r/min) --------------------------------------0--410

Max. spindle torque   ---------------23500 N·m (17320 lbf·ft)

Spindle torque at 410 rpm------------------------------------------3750 N·m (2764 lbf·ft)

Max. lifting capacity of spindle------------------------------------300kN (67440 lbf)

Max. feeding power -------------------------------------------------150kN (33720 lbf)

3. Main Hoist

Single-wire Lifting Capacity of Main Hoist-------------------------135 kN (30348 lbf)

Wire rope dia. -21.5 mm (0.85 inch)

Rope capacity  -----------------------------------------------------------50 m (164 feet)

4.      Wire-line Hoist

Single-wire Lifting Capacity of Wire Hoist----------------------------15 kN (3372 lbf)

Wire rope dia. ----------------------------------------------------------------6.3 mm (0.25 inch)

Rope capacity -------------------2800 m (9184 feet)

5.      Power

Diesel Engine------------------------------------------------------- Cummins 6LTAA8.9-C360 264KW/2200rpm 

The appurtenance of the drill with double power unit

No.	Name	Type	Unit	Quantity	Remarks
1	Mud pump	BW400	set	1	Crankshaft link by bearing
2	Hydraulic holder		set	1
4	Protector		set	1
5	Upper support		set	1
6	Lower support		set	1
7	Vice-support		set	1
8	Primary hoist		set	1	With 50 m wireΦ21.5 mm      (With 164 feet wire Φ0.85 inch)
9	Wire hoist		set	1	With 2800 m wireΦ6.3 mm     (With 9184 feet wire Φ0.25 inch)
10	Worktable		set	1

HCR-8 Full Hydraulic Core Drill Rig 3000m drill capacity