Applications of XY-150 hydraulic core drilling rig ·geological survey ·geophysical exploration ·road and high-rise building foundation exploration ·water wells ·blasting holes and other drilling projects 2. Parameters of XY-150 hydraulic core drilling rig Drilling depth(m) 150 Maximum opening diametermm 219 The final hole diametermm 73 Rod diametermm 42/50 Spindle speed (r/min) 140/295/470/790/1010 Spindle strokemm 450 Hoisting capacity (kn) 14 Steel wire diametermm 9.3 Maximum pressure (mpa) 1.2 Working pressure (mpa) 0.7 displacementl/min 150 Hydraulic pump pressure (mpa) 1.2 Hydraulic pump rotation speed (r/min) 1800 Matched driving power (diesel engine and motor) S1105 diesel engine and 11kw motor