ST300 300m Water Well Drilling Rig Borehole Drilling Machine For Rock

ST300 300m Water Well Drilling Rig Borehole Drilling Machine For Rock Brief Introduction of bore hole drilling machine ST-300 drilling rig machine is one model that can move freely .It is widely used in many areas . It equip with hydraulic feeding equipment,have the character of large power, large lifting force and high transmission torque. 1.Can used in the Engineering geological investigation for railways, traffic, bridges, dam foundations and other buildings. 2 Physical prospecting and geological core drilling 3 Small grout Confucius, drill hole drilling. Technical parameter of Borehole drilling machine Drilling depth 300m Max open hole caliber 300mm End hole caliber 75mm Drill rod caliber 60mm Drilling angle 90°~75° Drill weight (without power) 975kg Triangle convert belt B950 x 4 B1700 x 3 The main machine moving distance 300mm Power Diesel engine 22KW /Electric motor 15kw Spindle spindle speed 64, 128, 287, 557r/min Spindle stroke 450mm Hoist Max.lifting capacity 2400kg Single line lifting speed 0.41, 0.82, 1.64m/s Wire rope caliber 13mm Wire rope length 35m Reel diameter 140mm Hug floodgate caliber 260mm Hug floodgate belt width 70mm Mud pump Type Horizontal single-urn twin-action Displacement Diesel engine 170L/min Electric motor 150L/min Maximum pressure 3Mpa Work pressure 1.5Mpa Inlet pipe caliber 40mm Outlet pipe caliber 30mm Triangle convert belt B1728mm Hydraulic oil pump Type CBT-F-314 Triangle convert belt B1100 X 1