ApplicationGM-5 full hydraulic crawler engineering drilling machine can be used for the foundation consolidation of railway,Website:http://www.rejeedrilling.com, highway, abutment, and dam foundation; tunnel pipe-shed support, foundation pit support, slope protection, anchor rod hole drilling, leaking stoppage, soft foundation treatment, geological disaster government, and jet grouting.Features1.Luffing mechanism of pitch makes the work range wide;2.With display unit for verticality of derrick, rotating of top-drive head and lift speed fast and accurately to fix position;3.With Crawler chassis and rotary device, easy and speedy to move;4.The major components in hydraulic system adopt the imported brand with a stable, reliable system, and they all have a long service life;5.Top-drive head driven by hydraulic, stepless speed regulation, high efficiency.Technical DataMax torque 6500N.m Rotation speed of top-drive headthe highest power head speed :280r/minWith high torque power head: high 0-64r/min;low 0-32r/minwith the highest power head speed: 376r/min Stroke of top-drive head3000mmRated pull force of top-drive head50kNRated thrust force of top-drive head20kNRod dia ɸ 42mm; ɸ50mm;ɸ73mm;ɸ89mmDrilling angle range left and right ±3° ;front 5° elevation angle 14°Fast lifting and thrust speed of top-drive head jetting:0.6-0.9/1.8m/minLifting and dropping speed of top-drive head0-16/0-28m/min Power unit 30kWOverall dimensionsworking:3440*2401*5270(mm)Moving:5210*2401*2220(mm)Weight 3200kgMain pump  pressure 20MPaAuxiliary pump pressure20MPaColumn slipping stroke 900mmClimbing capacity 20°Moving speed0.8 km/h