ApplicationXL-50B Jet Grouting Drilling Rig is applied in ground treatment and stabilization with jet grouting technique. Features1.Free maintenance for major parts.2.Top-drive head driven by hydraulic,Website:http://www.rejeedrilling.com, stepless speed regulation, high efficiency and low labor intensity3.Variable hydraulic system with load feedback, low energy consumption4.First use special valve fixed position by friction, satiable for jet grouting technique5.Top-drive head has wide range of rotary speed, meet varying layer and drilling technology6.With track chassis, easy and speedy to move7.With rotary support 8.Longer stroke of top-drive head, reduce auxiliary operation time9.Compact structure, centralized operation, easy and safety10.With display unit for verticality of derrick, rotaring of top-drive head and lift speedTechinical DataDrilling depth(m) 50mRod dia.(mm) ɸ42mmɸ50mmDrilling angle range left and right ±3°slope forward 10°slope back 90° Max torque (N.m) 2000N.MMoving speed 1.0km/hClimbing capacity 20°Rotation speed of top-drive head (r/min)high 0-240r/min;low 0-80r/minStroke of top-drive head (mm) 3500mmRated pull force of top-drive head(kN) 30kNRated thrust force of top-drive head(kN)12kNFast lifting and thrust speed of top-drive head(jetting,m/min)0.06-0.9/1.8m/minLifting and dropping speed of top-drive head(min) 0-22/0-28m/minMain pump pressure(MPa) 20MPaAuxiliary pump pressure (MPa)20MPaPower unit 22kWOverall dimensions (L*W*H,mm) working:2600*1800*4600Moving:4600*1800*1780Weight (kg)2500kg