KG420/KG420H Surface DTH Drilling Rig is with Yuchai diesel engine(GB 3),it meets the national requirements of Emissions and environment,it is Designed and developed based on KG930B platform,it is with piston travel motor,improve the working pressure and climbing capacity.
KG420H is assembled with dust collector,it is suitable for environmental standards.
Technical Parameters of KG420/KG420H Surface DTH Drilling Rig
Model | KG420 | KG420H |
Weight | 5200kg | 5700kg |
Dimension |
5900*2250*2700mm |
6200*2250*2700mm |
Drilling hardness | f=6-20 | |
Drilling diameter |
Φ90-152mm |
|
Economic drilling depth |
25m |
|
Rotation speed |
60r/min |
|
Rotary torque |
5000N·m |
|
Lifting force |
40KN |
|
Propulsion mode |
Hydraulic Cylinders - Chain |
|
Feed length |
3175mm |
|
Travel speed |
0-2.5Km/h |
|
Climbing capacity |
≤30° |
|
Ground clearance |
500mm |
|
Feed pitch angle |
down 135° up35° |
|
Feed swing angle |
left 91° right5° |
|
Boom pitch angle |
down 50° up25° |
|
Boom swing angle |
left 44° right45° |
|
Leveling angle of track |
±10° |
|
Feed extension |
900mm |
|
Yuchai Diesel engine |
YC4DK80-T302(58KW/2200r/min) |
YC4DK100-T304(73KW/2200r/min) |
Drill rod |
76*2m+76*3m |
|
Toe-hole drilling |
Min.350mm,Max.2750mm |