KG420/KG420H Surface DTH Drilling Rig
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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

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