济宁东宏机械设备有限公司
Jining Donghong Machinery Co., Ltd
Quality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC
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ZJ90/6750DB-S Quadruple-stand drilling rig

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Issuing time:2018-04-26 16:48
Rig ModelZJ90/6750DB-S

Nominal Drilling  

Depth, m

127mm(5" )Drill Pipe 6000-9000
Max. Hook Load, kN 6750(675)
Hook Speed, m/s 0-1.82
Line of Hoisting System 14
Drilling Line Diameter, mm Ø42 (1 5/8)
DrawworksModelJC90DB
Power Rating, kW2200
Shift 2
Brake ( Hydraulic Disc Brake(Dynamic Brake)
SwivelModelSL675
Stem Dia.mm102
Rotary TableOpeningmm952.5
Shift I or II, Stepless
MastTypeK
Clear Height, m57.5
Max. Load, kN6750
Monkey Board Height, m34.5, 35.5
SubstructureType Front level, swing lift
Floor Height, m12
Clear Height,10
Mud Pump Drive ModeAC VFD Drive
Max pump pressure52MPa
High Pressure Lines Ø103 Bore Dia. x70MPa
Electric Drive ModeAC-DC-AC,—One-to-One Control