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Structure Features
1. Mechanical transmission, spindle rotation, hydraulic cylinder feeding structure.
2. Great hoisting capacity, large ID of spindle and wide rotary range.
Technical Parameters
Drilling depth Φ73mm drill pipe （m） 2000
Φ60mm drill pipe （m） 2600
ID of spindle (mm） 116
Revolutions of gyrator (forward, reverse) High gear (r/min) 104 149 237 410
Low gear (r/min) 43 62 99 171
Max. torque of spindle (kN.m） 10
Feeding force of spindle Down (kN) 240
Up (kN) 360
Spindle stroke （mm） 600
Movable stroke （mm） 700
Hoisting capacity of winch (kN) 90
Hoisting speed of winch （m/s） 0.84 1.9 3.3
Matching power Diesel Engine 6135AN 150PS
Electric Motor Y315S-4 110KW
Input rotating speed (r/min) 730
Net weight (exclude power) (kg) 7950
THJ-2000 Coring Drilling Rig--Diamond Drilling
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