Model Number: HFW200L-#4147 Brand Name: Hanfa Key Specifications/Special Features: 1.HFW200Lwaterwelldrillingmachineisakindoflightandhighefficientmultifunctionalwaterwelldrillrigwithsteeltrack. HFW200Lwater well drilling machineiswidelyusedinengineeringconstructionfor drilling wells, monitoringwellsandground sourceheatpumpair conditioner, and alsoappliedinholeblasting, boltingandanchorcable and more.2.Topdriverotarypowerheadandahydraulicrotarydiskrotatingmechanism, hydraulicmotors, hydraulic winch chain propulsion for deep hole technology, mud, compressedairDTHhammerdrillingtechnology, HFW200L water welldrillingmachinecanfinishcoverlayer, sandgravel, sand, rocklayerstratus, largediameterdeepholeconstruction.3.Thedrill, drillpiperackliftunloading, levelingsupportinglegs, lifting, walkingandotherauxiliary movementbythehydraulicsystem, FW200L water well drillingmachinenotonlycanimprovetheworkingefficiency, and reducesthelaborintensityofoperators. Enginepower110kw Max.drillingdepth 200m Boreholediameter Rocklayer 100-200, soillayer 500-1000mm Workingairpressure 1.05-2.46Mpa Thetotalgasconsumption 16-30m3/min Drillingefficiency 10-25m/h Lengthofdrillrod 3m Drillpipediameter 89/108mm Thedrivenrod 108*108mm Axialpressure 120kn Liftingforce 120kn Hydraulichoist 100kn Slowdown, slowspeed 9.2m/min Risefast, fastforwardspeed 50m/min Powerheadofrotarytorque 5400N.m Lowerrotaryhydraulicturntable 35000N.m Rotaryspeed 0-50,0-100r.p.m Hydraulicmudpump 250L/min Walkingspeed 3Km/h Mainframeexteriorsize 5700*2100*3200