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ⅠMain theoretical parameter
No Item Theoretical parameter Remarks
1 Driving head max. theoretical torsion N•m 104800 Work efficiency not considered （P=35Mpa）
2 Driving head max. theoretical push&pull force (KN) 3654（10 Motors）
3 Max. working pressure set in system (Mpa) 35 Allowed temperary max. working pressure 42 Mpa
4 Max. flow in hydraulic system (L/min) 1797
5 Drill pipe diameter（inch） 5 or 5-1/2 Petroleum standard drill pipe
6 Max. length of drill pipe(m) 9.6
7 Driving head max. rotation speed(rpm) 93
8 Driving head max. push&pull speed(m/min) 43
9 Main spindle floating distance(mm) 100
10 Mud pump channel diameter（inch） 3
11 Max. mud flowing volume(L/min) 2000
12 Max. mud pressure (Mpa) 12
13 Drill incidence ° 8-16
14 Max. clamping force of pipe jaw (KN) 2540
15 Max. unscrewing force of pipe jaw(N•m) 367000
16 Dimension （L×W×H）mm 18210×3400×3600 Transportation condition