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Hydraulic Rock Drill HL 710S: Application Description

The HL710S is a hydraulic rock drill designed for long-hole drilling between 64-102mm diameters. It has independent rotation and flushing systems and is used with Solo 07/09/RTS drill rigs. The drill uses extension drill steels from 38-65mm and has a percussion power of 19.5kW and rotation rates up to 150rpm powered by one of two motor options.

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Herd Iman
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725 views2 pages

Hydraulic Rock Drill HL 710S: Application Description

The HL710S is a hydraulic rock drill designed for long-hole drilling between 64-102mm diameters. It has independent rotation and flushing systems and is used with Solo 07/09/RTS drill rigs. The drill uses extension drill steels from 38-65mm and has a percussion power of 19.5kW and rotation rates up to 150rpm powered by one of two motor options.

Uploaded by

Herd Iman
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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2-1750

HYDRAULIC ROCK 1/2


DRILL HL 710S 2004-03-01
7

204
1034
1238
1054
330

184 252

TUBE
98

Application
HL710S hydraulic rock drill is designed for long-hole drilling of 64...102 mm diameter holes.

Description
The HL 710S is a heavy hydraulic percussive rock drill with independent rotation and separate flushing. It is used in
Solo 07/09/RTS drill rigs. Design is based on functional modules, which ensures high drilling capacity and reliability.
Two rotation motor options are available for torque/speed adjustment. The design is covered by several Tamrock
patents.

Drill steels
The HL 710S rock drill uses the following extension drill steels
Extension drill type Diameter Optimum hole size
mm mm
Rods HL 710S-52 38 64
45 76
51 89
Tubes HL 710S-65 64 76

SANDVIK TAMROCK reserves the right to change this specification without further notice. SANDVIK TAMROCK OY, P.O.Box 100, FIN-33311 Tampere, FINLAND
Tel.int. +358 205 44 121, Telefax int. +358 205 44 120
HL 710S
Spec. no: 2-1750
2004-03-01
2/2

Technical data
Weight 245 kg
Length 1 034 mm
Profile height 252 mm, rotation motor top-mounted
Center height 98 mm
Shank adapter to rods 52 mm: T51, T45 or T38
Length 600
Shank adapter to tube 65 mm; 64 mm tube
Length 600

Percussion mechanism
Operating pressure 100...190 bar
Kinetic power 19.5 kW
Stroke frequency 42...52 Hz
Flow max. 125 l/min
Accumulator gas N2 valve Vg8 DIN 7756
HP, 1 pcs 80 bar max.
LP, 1 pcs 4 bar

Rotation mechanism independent, orbit type motor


Rotation rate 0...150 rpm
Rotation motor type OMT 200 OMT 250
Max. continuous torque 860 Nm 1 180 Nm
at pressure 175 bar 175 bar
Rotation flow at 100 rpm 44 l/min 55 l/min

Shank lubrication
Air flow 200...300 l/min
Air pressure 4...7 bar
Oil consumption 250...400 g/hour
Flushing water 10 bar 20 bar

Fittings
Percussion HP JIC 1 1/16 - 12 LP JIC 1 5/16 - 12
Rotation JIC 1 1/16 - 12
Rotation (drain) JIC 3/4 - 16
Flushing JIC 1 5/16 - 12 JIC 1 5/16 - 12
Shank lubrication JIC 3/4 - 16

Oil recommended see separate specification

Options
Special tools for HL 710S, field kit ID 150 734 88
Special tools for HL 710S, complete ID 150 730 78

SANDVIK TAMROCK reserves the right to change this specification without further notice. SANDVIK TAMROCK OY, P.O.Box 100, FIN-33311 Tampere, FINLAND
Tel.int. +358 205 44 121, Telefax int. +358 205 44 120

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