Gold Member Since 2013
Audited Supplier
Qingdao Grandplan Technology Co., Ltd.

Rock Bolter, Hydraulic Rock Bolter, Bolting Jumbo manufacturer / supplier in China, offering Gp91 Hydraulic Rock Bolter, Gpl-1.5 Underground Diesel LHD/ Underground Loader, Sjz Series Vertical Shaft Drill and so on.

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Gp91 Hydraulic Rock Bolter

FOB Price: US $250,000-350,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $250,000-350,000/ Set
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Production Capacity: 100PCS/Year
Transport Package: Export Standard Packing
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: GP91
  • Model: Gp91
  • Hole Depth: 2000mm
  • Drifter Model: Hc25
  • Shank: R32/28, R25
  • Drifter Number: 2, One for Drilling, The Other for Bolting
  • Specification: ISO, CE, SGS etc...
  • Name: Gp91 Hydraulic Rock Bolter
  • Engine: Yt4b2-22 Luoyang Yto
  • Drill Rod Length: 2200 1800 Anchor Rod (8 PCS)
  • Ground Clearance: 295mm
  • Frifter Length: 702
  • Trademark: GRANDPLAN
  • Origin: China
Product Description
Hydraulic Bolting Jumbo/Rock Bolter for Tunnel Bolting

 Main technical features

1) Advanced hydraulic drilling equipment for small tunnel.

2) Compact structure, energy saving, low noise, multi-function and high efficiency.

3) Separate travelling and drilling power supply, which is easy switch, makes the jumbo move to next site rapidly.

4) This drilling jumbo could be used for metal mine, non-ferrous metal mine, hydro-power station and other underground bolting engineering.


Gp91 Hydraulic Rock Bolter

Gp91 Hydraulic Rock Bolter
ItemUnitSpecifications
Complete machineLength (working)mm9850mm(11100)
Width
1850mm
Height (traveling)
2340mm
Height(Max. roof up)T2940mm
Weight
12500Kg
Wheel base
2900mm
Ground clearance
295mm
Gradeability
14°
Traveling speed
0~14Km/h










Chassis








 
Engine
YT4B2-22 Luoyang YTO
Type
Inline water cooling diesel engine
Rated output powerKw     60 KW/2300Rpm
Max. torqueN.m295 N.m/1650 Rpm
Fixed seat
       yes
Protective roof
FOPS-approved
Horn
 yes
Articulated steering° ±38°
Hydraulic power steering system
 yes
Transmission mechanism
Hydrodynamic transmission gearbox
Service breaks
Caliper disc brake
Emergency and parking brakes
Hand parking
Fixed front wheel

Swinging rear wheel°±8°
Tyres
10.00-20
Approach and departure angle °14°
Front hydraulic jackpc2 Extensible
Rear hydraulic jackpc2
Fuel tank, volume  L40
Electric systemV24
Batteries
    24V195AH
Tramming lights
     8-24V/25W
Central lubrication system
yes
Fire extinguisher
yes
Horn, signal lamp and back up warning light
yes




Hydraulic system
Hydraulic pumps
One variable pump for percussion and positioning

One constant flow pump for rotation
Max. system pressureBar230
Hydraulic oil tank volumeL124
Low oil indicator
yes
Water cooled oil cooler
yes
Oil filter indicator
     yes
Operators control panel
yes
Hand petrol pump
yes
Hydraulic drifterModel
HC25
Shank
R32/28, R25
Height over drill centermm83.5
Length (shank not include)mm702
Impact powerKw9.75
Impact rateHz65
Impact pressurebar150
Rotation system
Separate rotation
Rotation speedRpm180
Rotation torqueN.m320
Rotation pressurebar140
Lub. Air consumption (at 3 bar)L/s42
Water consumption L/s0.5
Weight Kg71
FeederFeeder
GP91
Total lengthmm2950  Handler
Drill rod lengthmm2200 1800 anchor rod (8 pcs)
Hole depth2000mm
Feeding force KN15
Boom
 
Feeder compensationmm560
Feeder roll-over °±180°
Feeder lifting angle °+80°/-25°
Boom lifting angle °+50°/-30°
Max. Boom swinging angle °±30°
Feeder swinging °90°
Water systemWater pump
CDL4-16
Max. flowL/min67 
Min. water inlet pressurebar
Water pressure gauge
yes

Air system
 
Air compressor powerKw4.5 
Max. capacityL/s10 (7bar)
Air pressure gauge
yes
Electric system
 
Total installed powerKw62 
Main motorKw55 
VoltageV380 
FrequencyHz50 
Thermal overload protection for electric motors
yes
Digital volt/amperage meter
yes
Phase sequence indicator
yes
Battery charger
yes
Impacting timer
yes
Cable reel m100
Control systemDirect hydraulic control system
yes
Auto anti-jamming function
yes

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