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Help CenterBig Diameter Drilling Rig--for Geothermal Well
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Structure Features
1.Mechanical transmission, rotary table rotation, lowcenter of gravity, smooth transmission, strong and durable, reliableoperation,, good sealing
2.Reasonable structure for easymaintenance and repair
3.Available to match with catheaddevice to tighten and loosen drilling tools
Main Technical Parameters
Drilling depth（Φ89mm drill pipe ） (m) |
2000 |
ID of rotary table (mm） |
Φ435 |
Rotating speed of rotary table（forward ,reverse） (r/min) |
48 69 110 190 |
Max. output torque of rotary table (kN.m） |
18 |
Max. hoisting capacity of single rope (kN） |
90 |
Hoisting speed of winch(second layer) (m/s) |
0.84 1.90 3.3 |
Input rotating speed of clutch (r/min) |
730 |
Traveling system |
4 |
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