China Fastest Tractor Water Well Digging Machines for Granite

DEFY BRAND/ DFA-T120 Fastest Tractor water well digging machines for granite
This model is a functional drilling equipment, suitable for rough terrain working, such as granite mountain areas. Especially useful for rocky ground.
Features:
1. Mounted on strong power tractor, good cross-country ability and flexible.
2. Diesel engine supply power for both tractor and drilling rig, realizing independent works.
3. Power head adopts cycloid motor, ensuring the whole rig reliability.
4. Can drill up to 100~200m per day, very high efficiency.
Technical Parameters of DFA-T120:

ModelYGT-90ACapacity(m3/min)7~22Diameter(mm)90~250DTH hammerCIR series, DHD seriesBroken wayImpact rotary drilling rigDepth (m)30-120Drilling pipe (mm)φ73x1500. φ89x1500Drilling angle (°)0-180Power head Output speed (rpm)0/70Power head Max. output torque(N@m)7000Power head Max. stroke(mm)3300Vice rail travel(mm)600Power head Max. lifting force(KN)75(0-75 Continuously adjustable)Power head Max. feed force(KN)50(0-50 Continuously adjustable)Hydraulic system rated pressure(Mpa)20Chassis Model and NameLOVOL TB554A tractorRunning speed(km/h)Forward:2.65~34.78 back:3.94~12.10Minimum ground clearance324mmGearbox12+12 Shuttle shift, meshing sleeve shift, with differential lockBraking SystemAir brakeFront track1250mm~1550mm(common 1350mm)Rear track1250mm~1550mm(common 1350mm)Clutchdouble action clutchDiesel engine modelQuanchai 4103Diesel engine rated power / speed(kW/r/min)50kW/2600r/min
Air Intake Type4-stroke direct injection diesel engineMax. torque211N@m/2100r/minMin. fuel consumption248g/kW@hDisplacement4.087Cylinder bore * Stroke(mm)105x118Gradeability (°)30Total weight(kg)about 4000KgRig Transport dimensions (L * W * H)5600mm*2100mm*3200mmWorking dimensions (L * W * H)4200mm*2100mm*3500mm