




Technical Specifications: KT7D
Power: 176 kW /2200r/min
Drilling Diameter: 90-135 mm
Drilling Depth: 24 m
Kaishan KT7D integrated open-pit down-the-hole drilling rig is an advanced drilling equipment that integrates the down-the-hole drilling system and the screw air compression system. It is mainly used for rock drilling in stone engineering and open-pit mines. It has a compact structure, good integrity and is easy to move.



|
Rock Hardness |
f=6-20 |
|
Hole Diameter |
90-135mm |
|
Economic Drill Depth |
24m |
|
Walking Speed |
0-3km/h |
|
Grade Ability |
25° |
|
Ground Clearance |
430mm |
|
Diesel Motor |
YuChai |
|
Machine Power |
176KW |
|
Screw Compressor Displacement |
15m³/min |
|
Working Pressure |
18bar |
|
Overall Dimension(L*W*H) |
8000x2300x2700(mm) |
|
Weight |
10000kgs |
|
Rotating Speed |
0-180r/min |
|
Rotation Torque |
1560N·m |
|
Max. Propulsion Force |
22000N |
|
Carriage Rising Angle |
Up 48° down 16° |
|
Carriage Pitch Angle |
147° |
|
Carriage Swing Angle |
Right 52° left 53° |
|
Drill Arm Swing Angle |
Right 50° left 58° |
|
Frame Leveling Angle |
±10° |
|
Propulsion Length(mm) |
3590mm |
|
Compensation Length(mm) |
900mm |
|
Drill Hammer |
K3/K4 |
|
Drill Pipe |
Φ64/76×3000mm |
|
Rod storage capacity |
7+1 |
|
Dust Collecting Type |
Dry type |
|
Drill pipe |
Automatic drill pipe system |
|
Drill bit Dia. |
90mm |
|
Drill pipe Dia*L |
Φ64x3000mm |
|
Drill hammer |
K3-3inch hammer |