



Model: KJ212-CYTJ45B
Climbing capacity: ≤11°
Operating range: 3.5×1.8-5×4.8 m²
(extension boom)3.5×2.5-6.5×5 m²
KJ212-CYTJ45(B) hydraulic tunneling drilling rig used to drill vertical, inclined and horizontal blast holes in low tunnels. Through the section (2.5m*1.5m), the drill rig is suitably qualified for any tunnels whose section falls in the range of 3.5m*1.8m-5m*4.8m.




| Technical Parameters | ||||||||||||||
| Dimensions and weight | Air & water system | |||||||||||||
| Length | 11160mm | Air compressor | 1*JN5.5 | Oil Consumption of lubrication | 180-250g/h | |||||||||
| Width | 2000mm | Capacity of air compressor | 0.75m³/min | |||||||||||
| Height | 1465/1985mm | Pressure | 6-8bar | Power of water pump | 1.5kW | 4kW | ||||||||
| Weight | Appr. 11000㎏ | Device of shank lubrication | Electronic pulse lubrication pump | |||||||||||
| Tramming speed on flat ground | 10km/h | |||||||||||||
| Air consumption of lubrication | 0.3m³/min | Capacity of water pump | 3m3/h | 6m3/h | ||||||||||
| Maximum climbing capacity | 25%(14°) | |||||||||||||
| Chassis | ||||||||||||||
| Safety protection | Diesel engine | Cummins QSB3.9-C80-31 60KW,2200rpm |
Tires | 300-15 | ||||||||||
| Noise level | <100dB(A) | Exhaust purification | Exhaust catalyst | Steering mechanism | Articulated steering: ±35° | |||||||||
| Lifting safety roof | Meet the requirements of FOPS and ROPS | Drive system | Closed hydraulic system for four-wheel driving | Parking braking | Multidisc brake | |||||||||
| Swing angle | Swing of rear axle: ±6° | Emergency braking | ||||||||||||
| Fuel tank | 30L | |||||||||||||
| Drilling system | Electric hydraulic power unit | |||||||||||||
| Rock drill | HC50 | HC95LMW/RD 18U | Motor | 45kW | 55kW | |||||||||
| Rod size | R38 /T38 | Impact /Feed/ Positioning | Axial variable displacement piston pump | |||||||||||
| Impact power | 13kW | 20kW/18kW | Rotation | Gear pump | ||||||||||
| Impact Frequency | 62Hz | 62Hz/ 57Hz | Filter fineness | 10µ | ||||||||||
| Hole diameter | Φ32-76mm | Φ42-102mm | Hydraulic oil tank | 240L | ||||||||||
| Beam rotation | 360° | Hydraulic cooler | Water cooler | |||||||||||
| Feed extension | 1600mm | Working voltage | 380V | |||||||||||
| Model of drill boom | K 20 | Frequency | 50Hz | |||||||||||
| Form of drill boom | Self-leveling | Starting method | Star-triangle | |||||||||||
| Boom extension | 1200mm | Cable specifications | 3×35+3G6 | 3×50+3G10 | ||||||||||