KT7C Integrated Down the hole Drill Rig for Open Use

Technical Specifications: KT7C

Power: 192 kW/2200r/min

Drilling Diameter: 80-105 mm

Drilling Depth: 25 m

Product Applications Product Features Technical Parameters Related Products


The KT7C integrated down the hole drill rig for open use is an advanced drilling device integrating the down the hole drilling system and screw air compressor system, It is capable of drilling vertical, inclined and horizontal holes, mainly used for open-pit mine, stonework blast holes and pre-splitting holes.


Equipped with the Yuchai China stage lll Engine and efficient dust collection system, the drill rig meets national standards for emissions and environment. It is typical of energy conservation, efficiency, safety, environment-friendliness, flexibility, simple operation and stable performance, etc.

Technical Parameters

Model of drill rig KT7C
Drilling hardness f=6-20
Drilling diameter 80-105 mm
Depth of economical drilling 25 m
Travelling speed 2.5/4.0 km/h
Climbing capacity 30°
Ground clearance 430 mm
Power of complete machine 195 kW/2200r/min
Diesel engine Yuchai YC6A260-T30
Capacity of screw compressor 15 m³/min
Discharge pressure of screw compressor 17 bar
Outer dimensions (L×W×H) 8000×2300×3000 mm
Weight 9600 kg
Rotation speed of gyrator 0-120 r/min
Rotary torque 2450 N*m(Max)
Maximum push-pull force 25000 N
Lifting angle of drill boom Up 28°, down 42°
Tilt angle of beam 129°
Swing angle of carriage Right 38 °,left 35°
Lateral horizontal swing angle of carriage Right 42 °,left 89°
Swing angel of drill boom Right 39°, left 60°
Leveling angle of frame Up 10°, down 9°
One-time advance length 3000 mm
Compensation length 900 mm
DTH hammer K30
Drilling rod φ64×3000 mm
Method of dust collecting Dry type (hydraulic cyclonic laminar flow)
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