Hydraulic Rock Bolting Rig, KM311
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- Dimensions (L×W×H): 10700×1750×2000/3000mm
- Weight: 12000kg
- Gradeability: 14°
KM311 hydraulic rock bolting rig is intended for rock bolting in mining and tunneling projects. It is capable of handling various bolt types, such as friction bolts and resin bolts. The rock bolting rig can travel through tunnels with a 2.5m wide and 2.2m high cross section, and the rock bolting operations can be carried out in tunnels with a cross section of more than 3m in width and more than 3m in height.
| Dimensions and Weight | |||
| Length | 10700mm | ||
| Width | 1750mm | ||
| Height | 2000/3000 mm | ||
| Weight | 12000 kg | ||
| Travelling speed, level | 10 km/h | ||
| Gradeability | 14° | ||
| Safe protection | |||
| Noise level | < 100 dB(A) | ||
| Lifting safety roof | Meet the requirements of FOPS and ROPS. | ||
| Drilling system | |||
| Drilling | Bolt | ||
| Rock drill (drifter) | 1×HC25/R32 | 1×HC25/R32 | |
| Impact power | 8kW | 8kW | |
| Impact flow | 65L/min | 65L/min | |
| Impact pressure | 150bar | 150bar | |
| Max. rotary pressure | 175bar | - | |
| Impact frequency | 55-65hz | 55-65hz | |
| Torque | 325Nm | - | |
| Hole diameter | 32-51mm | - | |
| Beam rotation | 360° | ||
| Feed extension | 480mm | ||
| Height of tunnel | Bolt rod leght 1500mm | ||
| Model of boom | K26F | ||
| Form of boom | Automatic leveling | ||
| Extension of drill boom | 1200mm | ||
| Electric hydraulic pump unit | |||
| Electric motor | 45kW | ||
| Impact/feed/positioning | Variable axial piston pump | ||
| Turn around | Gear pumps | ||
| Filter precision | 10μ | ||
| Hydraulic oil tank | 240L | ||
| Hydraulic cooler | Water cooler | ||
| Working pressure | 380V | ||
| Frequency | 50Hz | ||
| Starting method | Star/delta | ||
| Cable reel | 1×K440 | ||
| Cable capacity of reel | 100m | ||
| Diameter of cable | 28mm | ||
| Cable specifications | 3×25 3G6 | ||
| Air and water system | |||
| Air compressor | 1×JN5 | ||
| Capacity | 0.5m3/min | ||
| Pressure | 6-8bar | ||
| Shank lubrication device | Electrical pulse lubrication pump | ||
| Air consumption for lubrication | 0.3m3/min | ||
| Oil consumption for lubrication | 180-250g/h | ||
| Water pump | 1×CR3 | ||
| Power | 1.5kW | ||
| Pump capacity | 3m3/h | ||
| Chassis | |||
| Diesel engine | Cummins QSB3.9-C80-31 60kW/2200rpm | ||
| Exhaust purification | Exhaust catalyzer | ||
| Drive system | Four-wheel drive | ||
| Travel brake | Hydraulic brake | ||
| Parking brake | Wet multidisc brake | ||
| Fuel tank | 60L | ||
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