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HF-3 WATER WELL DRILLING MACHINE ModelHF-3Drilling depth100m 250m 300m 600mDrill Diameter300mm 200mm 150mm 75mmOpen hole caliber300mmEnd hole caliber75mmDrilling rodΦ60mmDrilling angle90°-65°SpindleSpindle forward speed57rpm-1024rpmSpindle reverse speed45rpm-212rpmSpindle stroke560mmSpindle inner diameter96mmSpindle lifting capacity6000kgHoistSingle line lifting speed0.515m/s; 0.894m/s; 1.421m/s; 1.948m/sHug floodgate belt width90mmTightrope caliber12.5mm or 14mmHoist single line lifting capacity3000kgReel caliber200mmReel cubic measure30mMud pumpHorizontal double actuator/Displacement200L/min,125L/minTriangle conveyer belt typeB×5Work pressure4.6MpaWater inlet caliber65mmWater to exit caliber37mmOil pumpDuplex gear oil pumpF532/F314Front displacement、pressure32L/min 20MpaBehind displacement、pressure14L/min 20MpaDrilling rig Power/Diesel engineK4100D 41HPElectric motorY180L-4 22KW
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