• Model NO.：ZGYX-420A,B,D Hydraulic DTH Drill Rig
• Bit Type：DTH
• Drilling Way：Impactor
• Drill Pipe Length：3m
• Usage：DTH Drill, Ore, Coal
• Power Type：Diesel
• Type：Rotary Drilling Rig
• Transport Package：Plastic Film
• Specification：420
• Trademark：zhigao
• Origin：China
• HS Code：8430490000
• Production Capacity：10 Sets,Month

ZGYX-420A,B,D                Technical SpecificationsWork Pressure :                                                                                    0.7-2 MpaAir Consumption :                                                                             8-20 m3/minHole Range :                                                                                        90-130 mmHammer :                                                                                              A: 3.5" inches B: 4' inchesHole Depth (Max.):    30 mDrill Pipe Length:                                                                                       3000 mmDrill Pipe Dia :                                                                                         A: 60 mm  B: 76 mmMax. Climbility:                                                                                          30°Tramming Speed :                                                            2-3.2 Km/hRotation Speed (Max.) :                                                                                   0-80 rpmRotation Torque :                                                                                     1970 N.mWeight:                                                                                                  5290 kgDimension:                                                                                   5100 x 2260 x 2550 mmPower Yuchai YC4D80 Diesel EngineD:30KW-4 Electric Motor Dust Collector (Option)Heavy Duty Tramming Motor (Standard)Recommended Air compressors:High altitude:250SCY-17 Normal altitude : 177SCY-17,191SCY-17 Diesel portable medium pressure: 178SCY- 14.5,138SCY-14.5,139SCY-14.5,190SCY-16 Diesel portable high pressure: 177SCY-17,250SCY-19,260SCY-21 electric portable medium pressure:90SDY-14.5, 132SDY-13 Electric portable high air pressure : 185SDY-17, 200SDY-21